We (as brand ROTEK) are a manufacturer of RO systems for domestic/commercial/industrial usage in Taiwan. ROTEK manufactures commercial and industrial reverse osmosis systems, from 50 gallons per day to millions of gallons per day. These systems also include all pretreatment such as Carbon Filters, Water Softeners, Iron Filters and post-treatment equipment such as Electrodeionization, UV Systems, Ozone ***** We have experience in ever facet of reverse osmosis technology. From membranes to systems, from water chemistry to membrane cleaning and from tap water to sea water, we have hands-on experience to help you in your requirements. We have both factories in Taiwan (Kaoshiung) and China (China) which allow us to be able to provide systems with best quality and prices to the market. you can visit our website at ***** for more info about our company and products. We are looking forward to hear from you soon, and hope you would notice this chance to enhance the competitive ability of your company.