Hangzhou Jianuo Filter Co., Ltd locates in Hangzhou where be praised as paradise, only 10 kilometers to the beautiful Xizi lakefront. It is a civil administration welfare factory of Xihu Zero, with registered capital of RMB 500 thousand. Its property is joint-stock, and chairman is: Xizhu Chen. It possesses workhouse 3800 square meter, and 81 staff workers. And it's a member of China Internal-combustion Engine Industry Institute. We have been producing air filter since 1985. Through 20 years efforts, we now possess a team of technical staffs that specialized in producing filter. And it possesses more than 50 sets of equipments, producing more than 150 kinds of filters and cores.