Changzhou Duoling Water Treatment Factory is located in Lijia Town, Wujin District, the center of Yangtze River Delta, beside Taihu Lake. Since 1985, we have been developing and improving ourselves step by on basis plastic rotameter orientation. Then, disc ...

Shantou Yalida Filtrated Equipment Co., Ltd. was established in 2005, which specialized liquid and air filtration equipment manufacturer. Our company has introduced the advanced production equipments, quality control instruments manufacture ...