Shanghai LIAN Electrometric Detector Mill with its subsidiary Ningbo YiBo Tools Co., Ltd. It is a professional Manufacturer of Voltage Tester and Screwdriver Series Product.

Since its establishment in 1992, the company has consistently adhered to the spirit of innovation and continuous search, is committed to the development and manufacture of professional tools, so that LiAn has become a leader of similar factories. 30 years our company has obtained the German“VDE/GS", “TUV/GS", CE, CNAS Laboratory and IS09001 certifhcates and is a member of the China National Standards Committee and It is also the main drafting unit of the new national standard of Voltage tester. The company's mature business philosophy and strong management team will provide customers with a wider range of professional solutions.“Product casting professional”is the concept that LiAn people have always been adhering to, “L iAn”reliable products to make you complete the work more easily.