DongGuan Merrock Industry Co., Ltd is a company which is research, production and sale of one set company. We are one of the companies which produce grinding and polishing machine for surface ground, abrasive pad and chemical products together in china. We are famous with high quality and reasonable price in this field in china. And our products are well received by the customers over the world. We still offer the OEM. To satisfy with you better, we are keep researching and ...   |