Changzhou Zhengcheng Mechanical and Electrical Technology Co., Ltd. founded in 1994, is a private technology enterprise in China. "Innovative, Exceeding Customers' Expectation!" We are a leading company in China engaged in the R&D, design and manufacture of specialty sheet metal (both chemical etching and electro etching machines) & finishing equipment. Our equipment is widely used in metal sign, decorative plates, cutting dies, RFID, metal cards & crafts, precision meshes, varieties of metal surface treatment & finishing and so on. Choose us and you will get not only machines but also advanced technologies!