Senken Security Industry specializes in R & D, production and sales of the police equipment, safety engineering equipment, special illumination equipment, city air defense warning equipment and each kind of protective security equipment. SenKen Security Industry, is the largest police security equipment manufacturer in China, whose products Sales Volume is No. 1 ranking in China for ten consecutive years and has been exporting to the United Kingdom, Germany, the United States, Japan, France, Holland and other foreign markets. SenKen Security Industry exists more than 20 series, nearly a hundred varieties of products, approved 60 various types of patents. Two of his products obtained National Torch Specific Program and won the domestic and foreign new products gold silver and other honorary titles for many times.