Hangzhou Tanvi Filtering Equipment Co., Ltd is mainly engaged in the filter product development, production and application technology promotion, specialize in liquid and gas filtration. Products in microfiltration, ultrafiltration, nanofiltration, reverse osmosis technology field. Has been widely used in all kinds of fluid filtration, separation, purification, products in laboratory research and development, food andbeverage, pharmaceutical, chemical, electronic, steel smelting and other industries widely used.

Established in 2003, Guangzhou Ronc Electronic Sciences & Technology Co., Ltd. Possesses two decades of extensive expertise in the selling of electronic products. We specialize in the research, development, sale, and service of a diverse range of items, including D V D RS, C D RS, U S B Flash Drives, memory cards, S S D, H D D, power banks, minicomputer, wireless earphones, and speakers. Recognized for excellence, our two independent brands, "RONC" and "INBEST, " enjoy a commendable reputation among our esteemed clientele.

Ji'an City Qingyuan District Qingfeng Filter Equipment Material Co., Ltd is located at the foot of Jingganshan(Scenic Spot) which is honoured as the cradle of Chinese revolution and the foundation of People's Republic of China, which created "Maozedong" who is the generation of Great man and founding leader of China. Province, it is Jiangxi QingJiang Precision Filter Equipment Material Co., Ltd formerly, its specialized in micropore membrane and filter element. Qingfeng has the full set of Japanese production filter skill, equipment and quality control which was owned by Jiangxi Qingjiang Precision Filter Equipment Material Co., Ltd, it also has the first nylon reinforced microfiltration membrane(JN) in China and the key new product of the reinforced CN-CA microfiltration membrane (JM) in national 85 torch plan, the development team has innovated the polyvinylidene fluoride reinforcement millipore filter membrane(JPVDF) in the top class through the Country.