Doctor Water ( A Brand of Rollabss Hitech Industries) under license Rollabss Hi-Tech Industries a division of P S Group International was established in the year 1984, is well acknowledged enterprise engaged in the domain of Machinery Manufacturer, Supplier and Importer of Mineral Water Plants, Reverse Osmosis Systems, Water Softening Plant, Demineralization Plant, Swimming Pool Construction and more. We have set new paradigms of excellence that distinguishes us from our competitors in the market. We bring forth innovative design that makes the plant an excellent choice for water treatment.

As a Manufacturer, We provide low cost with high quality products to our direct Clients. We always focus on after sales services to retain our clients and for clients satisfaction. We won Best Service Provider Award in the year 2009. We have 138 Service Centres in India and believe in prompt sales services. Our set up lies 29 offices in India and having Business 9 other countries.

We provide our products in various target locations:

  • West Bengal (Kolkata, Howrah, Darjeeling, Siliguri, Kharagpur, Asansol, Durgapur, Murshidabad, Maldah, Jalpaiguri, Balur Ghat, Baharampur, Medinipur)
  • Bihar (Patna, Bhagalpur, Muzaffarpur, Chhapra, Purnia, Siwan, Motihari, Buxar, Samastipur)
  • Orissa (Bhubaneshwar, Cuttack, Berhampur, Rourkella, Balasore, Puri)
  • Jharkhand (Bokaro, Deoghar, Dhanbad, Jamshedpur, Ranchi)
  • Assam (Guwahati, Bongaigaon, Tejpur, Silchar, Kokrajhar)
  • Sikkim (Gangtok, Pelling, Gezing)
  • Bhutan (Thimphu, Paro)
  • Nepal (Katmandu, Combini, Birgunj, Bhaktapur)
  • Bangladesh (Dhaka, Chittagong, Khulna, Rajshahi, Sylhet, Barisal, Comilla)

Our company works with a vision to develop quality plants, which are appreciated by the clients all across the globe. We venture to raise the bar of customers’ satisfaction by meeting the specific demands of the esteemed patrons. Our prompt delivery services and stringent quality control policies have made us foremost choice of the clients. Diligent efforts are made in the direction of maintaining long term cordial relations with the clients.

Company Factsheet

Basic Information
IndiaMART TrustSeal
Nature of Business
Additional Business
  • Distributor
  • Wholesaler
  • Trader
Key Customers
  • Public Health Engineering Department , All Over India
  • Oil and Natural Gas Corporation Limited, Agartala, Tripura
  • Iehapur Rifle Factory, Kolkata, West Bengal
Water treatment
Registered Address
Plot No. 2, Deshapriya Nagar, Tulsan Land Opp. Bombay Dyeing Showroom & RBT School Sinthee More, B.T. Road,, Kolkata - 700 050, India
Year of Establishment
Total Number of Employees
101 to 500 People
Legal Status of Firm
Proprietorship Firm
Proprietor Name
Mr. Subrata Mitra
Location Type
Building Infrastructure
Size of Premises
3,000 Square feet
Location Photo 1
company name - lp1
Location Photo 2
company name - lp2
Team & Staff
Total Number of Employees
101 to 500 People
No. of Research / QC Staff
Above 100 People
No. of Engineers & Technicians
Above 100 People
No. of Skilled Staff
Above 100 People
Company USP
Provide After Sales Support
Onsite Support
Primary Competitive Advantage
  • Experienced R & D Department
  • Good Financial Position & TQM
Quality Measures/Testing Facilities
Statutory Profile
State bank of India
Registration Authority
Registered with West Bengal
Registration No.
Central Sales Tax No.
Value Added Tax Registration No.
Packaging/Payment and Shipment Details
Customized Packaging
Estimated Time of Delivery
1 to 3 Days
Payment Mode

Our Product Portfolio

We are a prominent organization engaged in manufacturing and supplying industrial DM plant, mineral water plant & reverse osmosis. To ensure quality standards, we make use of quality material for manufacturing these products. We provide our products in various specifications to suit diverse requirements of varied industries. Our range is tested on various parameters to ensure long working life of our products.

Some of the salient features are as follows:

  • Good performance
  • Requires negligible maintenance
  • Low power consumption
  • Highly efficient
  • Durable

Further, to attain maximum satisfaction of clients, we offer these products as per the specifications provided by clients.

We are offering following products:

  • Mineral Water Treatment Plant
  • Water Softening Plant
  • Iron Removal Plant
  • Demineralization Plant
  • Arsenic Removal Plant
  • Reverse Osmosis Accessories
  • Reverse Osmosis Water Dispenser
  • Cooling Towers
  • Solar Energy Equipment
  • Reverse Osmosis Plant
  • Swimming Pool Construction
  • Effluent Treatment Plants
  • Water Testing Lab
  • Water Cooling Plant
  • Water Treatment Plant
  • Mineral Water Plant
  • Reverse Osmosis Softening Plant
  • DM Plant
  • Swimming Pool Cooling Tower
  • Water Chilling Plant
  • Arsenic Removal Effluent Treatment Plant
  • Water Treatment Chemical

Our Team

We have an experienced team of professionals, who put their dedicated efforts to meet the requirements of our clients. Their expertise and knowledge had led us to mark a good name in this competitive market. Moreover, our team is involved in extensive study of the industries and their requirements for water purification.

Our team comprises following professionals:

    • Technicians
    • Research and development executives
    • Skilled labor
    • Mechanical engineers
    • Quality inspectors

      Why Us?

      We are successfully catering to varied requirements of clients. Some of the reasons that have made us the favorable choice of our clients are as follows:

        • Transparent business dealings
        • Competitive prices
        • Latest technology products
        • Timely delivery
        • After sales service
        • Customization facility
        • State of art infrastructure
        • Efficient workforce


          Through years of dedicated efforts we have build a name of repute in the industry and have been won accolades from all quarters. We are the winners of prestigious awards that make our efforts worth while.

          • National Gold Star Award
          • Jewel of India Award

          Our Certifications

          BIS Certificate
          Valid Date: 13-07-2018
          Reach Us
          S Mitra (Proprietor)
          Plot No. 2, Deshapriya Nagar, Tulsan Land, 1 Kalicharan Ghosh Road, Opp. Bombay Dyeing Showroom & RBT School Sinthee More, B.T. Road, Sinthi
          Kolkata- 700050, West Bengal, India