Sen Xun Da electronic Co.,Ltd. is a joint venture that integrates the R&D,manufacture and marketing of optoelectronic products, and is one of thehi-tech enterprises in China. Sen Xun Da is specialized in R&D, production, and marketing of Green laser pens, laser pens, green laser modules, mobile phone peripheral products, digital telescopes, USB products, defense products ,so on hi-tech optoelectronic products, with its products having been authenticated by CE, TUV, FDA, RoHs, and PAHs.

With the efforts of many years, it has been established a complete set of strict and effective quality manage system including ISO9001/2000
There 3 auto-production lines 4 packing lines. Green laser pointer ,laser modules, and most of the products are sold out overseas.

Currently, the company is mainly engaged in the development and production of 9 series and more than 100 types of optoelectronic products including Laser Tool and Measure (M series), Measuring tape (T series), High Laser Module (H series), Red Laser Module (L series), Green Laser Module (GL series), Green Laser Pointer (G series), Red Laser Pointer (R series), Toy Laser Module (C series), Pneumatic Tooling(O) etc., which can be widely used in testing and detecting instruments, devices and equipments for military use, positioning instruments, laser distance finders, laser levels, laser line markers (laser line projectors), laser direction indicators, bar code scanners, laser sighting pieces, laser medical treatment instruments, analyzers, laser level bars, dynamoelectric tools, stage lighting and landscape engineering.