Shenzhen Selen Science & Technology Co., Ltd. engages in the research and development, and manufacture of clean-room consumables, and adhesive tapes. Its businesses include electronic functional materials, new composite materials, clean-room engineering, and clean-room consumables industries. Its Electronic Functional Materials business offers high purification protective films, double-sided tapes, functional adhesive tapes and thin films, optical adhesive tapes, and cooling graphite sheets. Its New Composite Materials business provides new energy material products such as lithium battery package materials, and superfine and aramid fiber materials. Its Clean-Room Engineering business involves in the provision of electronic industry clean-room solutions, medical or food industry clean-room solutions, and laboratory system solutions. Its Clean-Room Consumables business offers clean-room apparels, purification apparatus, air filter, and other clean-room supplies. The company was founded by Yi Hou on December 25, 2002 and is headquartered in Shenzhen, China.