Showing all 16 resultsSorted by latest
Our Laboratory Fermenter and Laboratory Bioreactor systems are designed to deliver precise and sterile conditions for research, process optimization, and small-scale fermentation. Built with advanced control systems and high-quality materials, they enable accurate monitoring of key parameters such as pH, temperature, agitation, and dissolved oxygen.
Widely used across Gujarat, Maharashtra, Telangana, Karnataka, and Tamil Nadu, these systems support microbial culture, enzyme production, and cell culture studies. Their compact design makes them ideal for laboratories with limited space, while their modular configuration allows easy upgrades and customization.
With corrosion-resistant construction, autoclavable components, and intuitive control software, these fermenters ensure contamination-free operation and repeatable results. Suitable for universities, research institutes, biotech startups, and pharmaceutical laboratories, they provide a dependable platform for innovation and process development.
Pilot Scale Bioreactors
Our Pilot Scale Bioreactor and Pilot Scale Fermenter systems are engineered for precise process development, scale-up trials, and small-batch production. Designed with advanced automation and hygienic construction, they provide accurate control of fermentation parameters including pH, temperature, dissolved oxygen, and agitation speed.
Widely used across Gujarat, Maharashtra, Telangana, Karnataka, and Tamil Nadu, these pilot systems support microbial fermentation, enzyme production, and cell culture applications. Their modular design allows seamless transition from laboratory research to industrial production, reducing scale-up risks and improving process efficiency.
Built with corrosion-resistant stainless steel and equipped with automated CIP/SIP systems, they ensure sterile operation and easy maintenance. Ideal for biotech companies, pharmaceutical manufacturers, and research institutions, these pilot scale fermenters provide consistent performance, flexibility, and reliability for process optimization and innovation.
Our Industrial Fermenter and Bioreactor systems are engineered for high-precision processing in pharmaceutical, biotech, food, and chemical industries. Built with robust stainless-steel construction and advanced automation, they ensure sterile operation, uniform mixing, and reliable temperature control.
Widely used across Gujarat, Maharashtra, Telangana, Karnataka, and Tamil Nadu, these systems support batch, fed-batch, and continuous fermentation processes. Their modular configuration allows easy integration with CIP/SIP systems, reducing downtime and improving productivity.
High-efficiency agitators, accurate sensors, and intuitive control panels enable real-time monitoring of process parameters, ensuring consistent product quality. Designed for durability, hygiene, and operational efficiency, these fermenters are suitable for both pilot-scale research and large-scale industrial production, making them a dependable choice for modern manufacturing facilities.
High-Performance Double Wall Vertical Autoclave for Reliable Sterilization
A Double Wall Vertical Autoclave is an essential sterilization solution for laboratories, pharmaceutical units, biotechnology plants, hospitals, food processing units, and research institutions that demand consistent, safe, and efficient sterilization. As a trusted Vertical Autoclave Manufacturer, we design systems that combine robust stainless steel construction, precise temperature control, and long operational life.
This Vertical Autoclave is naturally fitted with advanced safety features, uniform steam circulation, and user-friendly controls, ensuring effective sterilization of culture media, glassware, surgical instruments, and laboratory waste. Whether installed in Ahmedabad, Vadodara, or fast-growing industrial hubs like Surat and Rajkot, this equipment delivers dependable performance in every cycle.
Our autoclaves are widely preferred across pharmaceutical corridors in Ankleshwar, Bharuch, Panoli, and Dahej, while also serving research centers in Mumbai, Pune, Chennai, Hyderabad, and Bengaluru. Designed for compliance with GMP and laboratory standards, this Double Wall Vertical Autoclave ensures uniform heat distribution, faster heating, and enhanced operator safety.
If you are searching for reliable Vertical Autoclave Suppliers offering durable construction, competitive pricing, and long-term support, this model is the perfect investment for consistent sterilization results.
UMA PHARMATECH MACHINERY is a top-tier Laboratory Shaker Manufacturer offering precision-built Orbital Shakers and Rotary Shakers designed to hold 500ml - 16 flasks with smooth and consistent motion. Our laboratory shakers are widely used in microbiology, biotechnology, pharmaceutical, and fermentation labs for mixing, culturing, and incubation processes. As reliable Orbital Shaker Suppliers and Rotary Shaker Manufacturers, we provide robust, vibration-free equipment with adjustable speed and digital control. Trusted across research labs and industrial facilities, our laboratory shakers ensure long operational life, accurate RPM, and optimal temperature resistance, making them an ideal choice for scientific laboratories across India.
Best Orbital Shaker Manufacturer for Laboratory and Industrial Use
When research labs and industrial production units in Ahmedabad, Hyderabad, and Pune look for a trusted Orbital Shaker Manufacturer, they prioritize durability, precise speed control, and long-lasting performance. UMA PHARMATECH MACHINERY is one of the leading names in supplying premium-quality Orbital Shakers designed for laboratory research, pharmaceutical testing, and chemical mixing. Laboratories in Mumbai and Bengaluru prefer Laboratory Rotary Shaker systems that ensure smooth and consistent agitation for cell culture, microbial growth, and enzyme activity. Choosing UMA PHARMATECH MACHINERY guarantees robust performance for both small and large-volume sample mixing.
Reliable Orbital Shaker Suppliers for Pharmaceutical and Biotech Labs
In cities like Chennai, Lucknow, and Kolkata, pharmaceutical companies and biotech labs are consistently searching for reliable Orbital Shaker Suppliers to enhance their R&D activities. UMA PHARMATECH MACHINERY supplies Laboratory Rotary Shakers with advanced features like digital RPM control, timer settings, and platform customization for various flask capacities. Research centers in Gurgaon and Noida prefer UMA PHARMATECH MACHINERY for their dependable after-sales support and consistent supply of laboratory equipment. Their Orbital Shakers are suitable for bacterial culture, protein expression, and biochemical analysis in pharmaceutical and agriculture research sectors.
| · 250L Litter (Total Volume) Semi Automatic SS Fermenter · Pt-100 Temperature Sensor and Digital Temperature Controller · Semi Automatic Process Temperature Control · Air Flow Control Through Rota meter | 1 Nos |
| · SS Skid With Valves For Connecting Utilities With Fermenter(Flexible Piping From Fermenter To Skid) | 1 Nos |
| · Powder Coated Control Panel for Fermenter | 1 Nos |
| · SS 5 Inch Filter Housing With 0.2 Micron Filter Cartridge | 2 Nos |
| · Online Ph Measurement System(Sterilizable Ph. Sensor-2 to 12ph) With Digital Ph Indicator (Us Made)(Ph. Sensor + Cable + Transmitter) | 1Set |
| · Spray Ball For CIP | 1 Nos |
| · Aseptic Steam Sterilizable Sampling and Harvesting System | 1 Nos |
| Fermenter Vessel Details | ||||
| Working Volume(Litter) | 100L(Approx.) | |||
| Diameter(mm) | 400 | |||
| Straight Height(mm)(TL To TL) | 800 | |||
| shell(cylindrical) | 3 mm thk ss 316 | |||
| Jacket | 3 mm thk SS 304 | |||
| Top | Body Flange With Dish End | |||
| Bottom | Dished end( 10% torispherical) | |||
| leg | MS | |||
| Baffle Recommendation(Off Wall) | 4 Nos @ 90 Degree | |||
| manhole | No | |||
| Top Glass | 70mm(Vision 30mm) | |||
| Inner Finish | Mirror Finish | |||
| Outer finish | Matt Finish | |||
| Nozzles-Standard suitable -Tc 35mm x 19mm Connection | ||||
| Total Height | to be confirmed | |||
| Air Flow Control | Rotameter (100 LPM) | |||
| Scope of Buyer | Installation in scope of buyer (Electricity, Insulation, Water, Drain Line, Valves and Fittings and Clamp, Cooling Tower/ Overhead Tank Normal Water, Piping ) | |||
| Description | Qty | Amount(INR) |
| Advanced Configure Model | ||
| · 400 Litter (Total Volume) Semi Automatic SS Fermenter · Pt-100 Temperature Sensor and Digital Temperature Controller · Semi Automatic Process Temperature Control · Air Flow Control Through Rota meter | 1 Nos | Amount Without Tax 6 Lac /- |
| · SS Skid With Valves For Connecting Utilities With Fermenter(Flexible Piping From Fermenter To Skid) | 1 Nos | |
| · Powder Coated Control Panel for Fermenter | 1 Nos | |
| · SS 5 Inch Filter Housing With 0.2 Micron Filter Cartridge | 2 Nos | |
| · Online Ph Measurement System(Sterilizable Ph. Sensor-2 to 12ph) With Digital Ph Indicator (Us Made)(Ph. Sensor + Cable + Transmitter) | 1Set | |
| · Spray Ball For CIP | 1 Nos | |
| · Aseptic Steam Sterilizable Sampling and Harvesting System | 1 Nos | |
| · Water Chillier ((1 Tr) with 30L Inbuilt SS Tank) | 1 Nos | Extra on Demand |
| · Electric Steam Generator (All Ms Body-50 Litter Tank With Automatic Temperature Control, Automatic Pressure Control & Automatic Feed Water-24 kw) | 1 Nos | |
| · Oil Free Reciprocating Air Compressor(5 Hp- 300 LPM- On Demand By Customer) | 1 Nos | |
| Optional Automation and Sensors | ||
| · 2 No’s Peristaltic Pump For Add Acid/Alkali In Fermenter With (250ml glass Bottle + 0.2 Microns Disc Type Air Vent Filter + Silicon Tube) | 1 Set | Amount Without Tax 38000 /- |
| · Dissolve Oxygen Sensor | 1 Set | Extra on Demand |
Why Choose Uma Pharmatech Machinery?
With a strong reputation in Surat and Rajkot, we offer customized fermenters that meet the specific needs of different industries. Our bioreactor systems are equipped with stainless steel construction, automatic control panels, and efficient agitation systems, ensuring superior performance and longevity. The demand for fermenter manufacturers in Gujarat is growing, and we are at the forefront of supplying top-notch equipment.- Single phase input three phase output AC drive (VFD) with seven segment LED Digital display for speed control and direction reversal functions.
| Description | Qty | Amount(INR) |
| Double Decker Rotary Flask Shaker (5L- 50 Flask) Extended Platform Size( 1250 x 1250) Powered by continuous duty, variable speed self cooled Ac Motor with adjustable Orbital speed from 50 to 140 RPM. 5000 ml- 25 Nos – Bottom 5000 ml- 25 Nos - Top · Top Sheet Made Of Colour Coated Mild Steel Material For Flask Mounting · Base Structure Made Of Mild Steel Material Painted With Red Oxide · Motor: Ac Motor · Rotate With Eccentric Mechanism · VFD For Speed Controlling · Outer Cover Made Of Powder Coated Mild Steel Material · Fixed Eccentricity Stroke 30MM · Holding Clamp Comes With Shaker 50 Nos | 1 NOS | Amount Without Tax & Transportation |
industrial bioreactor manufacturer
1000 Litter Automatic Bioreactor System For Industrial Fermentation Plant
| Description | Technical Specification | Qty | Prize(Rs.) | ||
| 1000L( Total Volume) Fermenter(Limpet Coil)(All Tc Ball Valve) | Annexture 1 | 2 Nos | 21,00,000/-Lac | ||
| Air Pressure Control In Vessel in Process Mode | 2 Nos | ||||
| Automatic Temperature Control In Process Mode(Cooling Water Circulation & Cooling Tower is In Buyer Scope) | 2 Nos | ||||
| Speed Controlling System | 2 Nos | ||||
| SS Filter Housing Set With 0.2 MicroneSterilizable Plated Filter | 4 set | ||||
| Rotary Sprey Ball (1/2 Inch BSP) | 2 Nos | ||||
| Low Weight Movable Table(Mild Steel) For Working | 1 Nos | ||||
| Common Control Panel BOX with PLC Programming Based Control System | 1 Nos | ||||
| Skid For Connect Two Fermenter With Utility | 1 Set | ||||
| Ph Measurement System-(Sterizable Ph Electrode 120mm Long WithSS Housing+ 3 Meter Cable+ Transmitter) | 2 Set | ||||
| Peristaltic Pump (Fixed Dosing Speed)(Cmes With Glass Bottle+ PTFE Vent Filter+ 3 Meter Silicon Tube) | 2 Set | ||||
| Utilities | |||||
| Commercial Terms and Condition | |||||
| Prize Basis | Ex Factory Ahmedabad | ||||
| Packing | 1%Extra | ||||
| Freight & Insurance | By Purchase | ||||
| GST | Eatra as applicable at the time of dispatch, preseently GST 18% | ||||
| Pipe line | All Pipeline , Tubing and Electrical Work In Buyer Scope | ||||
| Installation | By customer at their site( Extra By Us After Completion Of Pipeline and Electric Work)(Free Video Calling Support) | ||||
| Payment | 60% Advance and Balance Against Proforma Invoice Before Dispatch | ||||
| Annexture 1 | |||||
| Fermenter Vessel Details | |||||
| Total Volume(Litter) | 1000L | ||||
| Diameter(mm) | 850 | ||||
| Straight Height(mm) | 1630 | ||||
| shell(cylindrical) | 5 mm thk ss 316 | ||||
| Limpet Coil on Shell, Single Start | 50 NB @90 Pitch 3mm Thickness-SS304 | ||||
| Top | Body Flange | ||||
| Bottom | Dished end( 10% torispherical) | ||||
| leg | mild steel | ||||
| Baffle Recommendation(Off Wall) | 4 Nos @ 90 Degree | ||||
| manhole | No | ||||
| Top Glass | 100mm(Vision 50mm) | ||||
| Front Glasas | 100mm(Vision 50mm) | ||||
| Inner Finish | Mirror Finish | ||||
| Outer finish | Matt Finish | ||||
| Nozzles-Standard suitable - Nipple | |||||
| Total Height | to be confirmed | ||||
| Design Criteria | |||||
| Viscosity | 100 cP | SG | 1.1 | ||
| Pressure | FV to 3kg/cm2 | Temp | 130 deg C | ||
| Mechanical Detail | |||||
| Sealing | Mechanical Seal | ||||
| Gearbox (Elmech) | Worm Gearbox | ||||
| Motor HP (Elmech) | 3 | NFLP, 4 Pole, Flanged, 3 Ph, 415 V, 50 Hz, | |||
| Impeller Type (From bottom) | Ruston Turbine | Ruston Turbine | Ruston Turbine | ||
| Impeller Blade | 6 Blade | 6 Blade | 6 Blade | ||
| Agitator Details | |||||
| MOC Contact Parts | SS 316 | Shaft Diameter | 50 mm | ||
| MOC Non-CP | MS/CS | Shaft Speed(RPM) | 144 | ||
| Air Flow Control | Rotameter(100 LPM) | Speed Controlling | VFD | ||
| Scope of Supply | Design, manufactur, supply of UPM make agitator assembly. Which includes impeller blades with hub, shaft, lantern assembly with bearing housing etc. | ||||
| Scope of Buyer | Installation in scope of buyer (Electricity,Insulation, Water, Drain Line, Valves and Fittings and Clamp ) | ||||
| General @ Technical Terms and Condition | |||||
| FORCE MAJEURE Every effort will be made to deliver the goods within stipulated delivery period, but we take no responsibility for any delay occasioned by reasons beyond our control, known as ‘Force Majeure’. Delayed delivery will not entitle the customer for cancellation of contract. No claim for refund of deposits / advance or damages will be entertained in such cases. | |||||
| JURISDICTION Irrespective of where the material goes or what is mentioned in the purchase order, disputes, if any, shall be subject to Pune jurisdiction only. | |||||
| WARRANTY We warranty the instruments against only manufacturing defects during 12 months from date of sale subject to our detailed warranty terms & conditions sent with the material. No other Guarantee / Warranty will be binding on us. Under no circumstances we will be responsible to anybody for any type of consequential liability/ loss of public property/ loss of life due to any reasons whatsoever i.e. public/ product is not within the purview of this warranty The warranty does not cover perishable items like pH / ION / DO / Chlorine / Conductivity &other Sensors, all semiconductor devices, Fuse, Transistor, Electrical / Mechanical/ Rubber Parts like Electric Motors, Switches, Contactors, Thermostats, Heaters, Diaphragms, “O” Ring, etc., Thruster Module, Batteries, PZT Crystals, etc & other imported components etc. The Performance of the Sensor / Electrode will be drastically affected if integral cable is cut or damaged. Guarantee / Manufacturing defect clause is not applicable in such case.The Performance / Life of pH Electrode/ Sensor will get affected by presence of HF, Solvents, and Aromatic compounds, Highly Acidic / Alkaline Medium. We will not be responsible for Electronic Goods/ Heater/ Controllers/ Motors/ Panel Board Electrical goods and any accident or damage caused by improper handling, misuse or non-maintenance of the machine or accessories. No Warranty for Movable items as they are subjected to wear and tear due to usage and operator’s handling. No claim for Shortage, Damage, Breakage etc., will be entertained after the goods leave our permises. | |||||
| REJECTION CLAUSE: If you’re good self / representative fails to arrive for Final Inspection, then it will be considered that the offered machine perfectly fits in with your needs and is devoid of any manufacturing regards ever in future. Machine / goods once sold would not be taken back. . Any laboratory equipments in customer’s scope of supply.. All statutory approvals to be obtained by customer. Any other items which are not mentioned in our offer is in customers’ scope. | |||||
| DEMURRAGE CHARGES: Any delay from the client’s end in depositing Balance Payment after machine readiness information is passed onto him, then in such scenario we will charge 2% demurrage charges per month on the balance amount. | |||||
| ERECTION & COMMISSIONING: If required, then technician’s service charges, to and fro ticket charges, plus lodging / boarding charges will be charged extra. Main Switch, Starter and extension wirings for electric motor are not provided with the Order. All Spare Parts can be made available on chargeable basis, whenever required. Dispatch charges Extra. |
laboratory SS Fermenter Bioreactor
| · 20 Litter SS Fermenter · Pt-100 Temperature Sensor and Digital Temperature Controller · Air Flow Control Through Rota meter · Electromagnetic Agitator Speed Control Knob (RPM Controller) with control panel · Aseptic Steam Sterilizable Sampling and Harvesting System | 1 Nos |
| · Online Ph Measurement System(Sterilizable Ph. Sensor-2 to 12ph) With Digital Ph Indicator (Indian Made)(Ph. Sensor + Cable + Transmitter) · 2 No’s Peristaltic Pump For Add Acid/Alkali In Fermenter With (250ml glass Bottle + 0.2 Microns Disc Type Air Vent Filter + Silicon Tube) | 1 Set |
| · SS Skid With Valves For Connecting Utilities With Fermenter | 1 Nos |
Applications:
Fermenter:
- Home Brewing: Ideal for transferring wort and other liquids with precision and care, ensuring optimal fermentation conditions.
- Commercial Breweries: Enhances efficiency and consistency in large-scale fermentation processes, providing reliable and gentle liquid transfer.
- Wine Making: Ensures smooth and controlled movement of must and wine, preserving quality and flavor throughout the fermentation process.
Bioreactor:
- Biotechnology Research: Perfect for controlled feeding and sampling in bioreactors, maintaining precise environmental conditions for microbial growth and experiments.
- Pharmaceutical Production: Facilitates accurate and contamination-free handling of culture media and other sensitive liquids, critical for drug development and production.
- Cell Culture: Supports gentle and precise media exchange and cell feeding, promoting healthy and productive cell cultures.
Enzymes:
- Industrial Enzyme Production: Ensures precise addition and mixing of substrates, optimizing enzyme activity and yield.
- Laboratory Research: Provides accurate and controlled delivery of enzyme solutions, essential for reproducible experimental results.
- Food and Beverage Industry: Enables consistent dosing of enzymes in various production processes, enhancing product quality and efficiency.
Biofertilizer:
- Agricultural Applications: Facilitates the accurate and uniform application of biofertilizers, promoting soil health and crop productivity.
- Environmental Biotechnology: Supports the effective distribution of microbial solutions for bioremediation and soil improvement projects.
- Horticulture: Ensures precise feeding of plants with biofertilizers, enhancing growth and yield in greenhouse and nursery settings.
Advanced Fermentation & Bioprocess Equipment for Modern Manufacturing
In today’s fast-growing biotechnology and pharmaceutical industries, Laboratory Fermenter, Industrial Fermenter, Pilot Scale Fermenter, and high-performance Bioreactors play a vital role in product development and scale-up. From research labs in Ahmedabad, Pune, and Hyderabad to large production facilities in Mumbai, Bengaluru, and Chennai, demand for reliable, GMP-compliant bioprocess equipment is rapidly increasing.
Our advanced range of lab equipment, process instruments, vertical autoclave systems, laboratory shakers, and electric steam boiler units is engineered for accuracy, repeatability, and long-term operation. These systems are widely used in biofertilizer plant, probiotics manufacturing plant, API manufacturing plant, and vaccine manufacturing plant applications across India, including Surat, Vadodara, Indore, Bhopal, and Jaipur.

In today’s fast-growing biotechnology and pharmaceutical industries, Laboratory Fermenter, Industrial Fermenter, Pilot Scale Fermenter, and high-performance Bioreactors play a vital role in product development and scale-up. From research labs in Ahmedabad, Pune, and Hyderabad to large production facilities in Mumbai, Bengaluru, and Chennai, demand for reliable, GMP-compliant bioprocess equipment is rapidly increasing.
https://www.youtube.com/watch?v=ZEKpq1WENEA
Designed for research institutes, pilot plants, and full-scale production units in Delhi, Noida, Gurgaon, and Faridabad, our equipment ensures optimal process control, sterilization efficiency, and regulatory compliance. Whether you are setting up a new biotech unit in Coimbatore or expanding an industrial fermentation facility in Nagpur, our solutions deliver precision, durability, and superior ROI.
Complete Fermentation & Bioreactor Solutions for Lab to Production Scale
Our comprehensive product category covers Laboratory Fermenters, Pilot Scale Fermenters, Industrial Fermenters, and automated Bioreactors, designed to meet evolving needs of biotechnology, pharmaceutical, chemical, and food processing industries. These systems are trusted by manufacturers and research centers in Kolkata, Bhubaneswar, Guwahati, Patna, and Ranchi, where accuracy and contamination-free processing are critical.
Each laboratory fermenter is engineered for microbial culture development, enzyme production, and R&D studies. For scale-up validation, pilot scale fermenter systems provide real-time data replication before full industrial deployment. High-capacity industrial fermenters are widely used in biofertilizer plants, probiotics manufacturing plants, and API manufacturing plants located in Rajkot, Jamnagar, Morbi, and Gandhinagar.
Supporting equipment such as vertical autoclaves ensures effective sterilization of media, vessels, and accessories, while laboratory shakers enhance culture growth through uniform agitation. Energy-efficient electric steam boilers provide reliable steam supply for SIP and CIP processes in facilities across Thane, Navi Mumbai, Panvel, and Vapi.
Our integrated process instruments—including pressure, temperature, pH, and DO control—are essential for compliance with GMP and FDA standards. These systems are extensively used in vaccine manufacturing plants and pharmaceutical units in Mohali, Baddi, Zirakpur, and Ludhiana.
Whether you operate from Udaipur, Jodhpur, Kota, or expanding biotech clusters in Alwar and Neemrana, our fermentation and bioprocess solutions are designed for scalability, operational safety, and consistent output. With installations across Visakhapatnam, Vijayawada, Tirupati, Madurai, and Trichy, our equipment supports India’s rapidly growing life-science ecosystem.
Why Buy Our Fermenters & Bioprocess Equipment – Built for Results
Choosing the right fermenter manufacturer and bioreactor supplier directly impacts product quality, yield, and regulatory approval. Our stainless steel fermenters, bioreactors, and auxiliary lab equipment are fabricated using premium SS 316/304 material, ensuring corrosion resistance and long service life in demanding environments such as probiotics manufacturing plants and API manufacturing plants in Meerut, Aligarh, Agra, and Mathura.
Each pilot scale fermenter and industrial fermenter is equipped with precision agitation systems, advanced aeration control, and customizable automation. Our electric steam boiler systems are designed for fast heat-up, reduced energy loss, and safe operation, making them ideal for production units in Raipur, Bilaspur, Durg, and Korba.
The vertical autoclave range ensures uniform sterilization pressure and temperature, essential for labs and manufacturing plants in Dehradun, Haridwar, Roorkee, and Kashipur. High-accuracy process instruments provide real-time monitoring, reducing batch failure risks and improving operational efficiency.
From startup biotech labs in Siliguri and Durgapur to large-scale industrial units in Asansol, Howrah, and Haldia, our equipment supports seamless scale-up and compliance. Designed for easy maintenance and operator safety, our systems are ideal for continuous fermentation, batch processing, and research applications.
If you are planning to set up or upgrade a biofertilizer plant, vaccine manufacturing plant, or fermentation facility in Amritsar, Jalandhar, Pathankot, Hisar, or Sirsa, our solutions provide unmatched reliability, performance, and after-sales support.













