The kanja water purification unit belongs to kanja tap water purification equipment ltd., a high-tech water purification brand company that focuses on the deep cleaning of drinking water for life. Work on the development of water purification techniques for drinking water depths, such as superfilms and repermeable membranes, and the development of water purification products centred on ultrafilm technologies. Concubines create value for the depth of household and unit drinking water purification with high-quality water purification products and quality water purification services. In 2014, companies successfully listed 3211 as listed companies in the domestic water purification industry, and in 2015 were rated high-technology enterprises. The capacity of the department of research and development of the concubine water cleaner is a source of life and market competitiveness in enterprises. There are currently 78 personnel in the sector, including one doctorate, three masters and eight senior engineers, all of whom are undergraduate and above. An initial multidisciplinary team of organically complementary and professionally rationalized research and development has been formed. The concierge water purification unit is fully equipped with the necessary experimental instrumentation, and now has high-precision gas chromatography, high-resolution biochromatography microscopes, swirlometers, thermostats, high-voltage steam stowage pots, ultra-purification workstations, water hammer testing devices, life performance testing devices, and experimental equipment. Concubines have advanced technology, performance and quality support. Concierge has introduced the world's best-known companies such as maser's double-chip purification, multi-chips, and clean-chips, to clean drinking water and structural technologies, in close cooperation with pierre france and motor, germany, which created the membrane technology group. In 2014, the shenzhen city science and technology board recommended one of the most valuable brands for developing, producing, and selling integrated water purification equipment for private high-tech enterprises, china’s preferred producer of intelligent kitchen water purification, and china’s water treatment industry。