XIAMEN JIA DA QUAN VALVES & FITTINGS CO., LTD. One of China's Main Valve Exporters Top Quality! Competitive Price! Prompt Delivery! Profile Products Show Room Price Lists Online Order Contact Us !!!!!!Xiamen Jia Da Quan Valves & Fittings Co., Ltd. has been specializing in supplying all kinds of industrial valves, flanges and pipe fittings since 1985. Welcome to contact us! Main Items: Valves ...