... bestABOUT USZhuji City Conqueror brass cartridge Co., Ltd.(previous company: Zhuji City Chengning Valve Core Co., Ltd.), was set up in 2000, ... business, The products sell well all over the country and are exported to Southeast Asia, Eastern Europe and South ... , Poland, Italy, India and several Europe, Middle East, Asia and Africa Country. Our solid technology, excellent products, good reputation ...