Yantai Tonghe Precision Industry Co., Ltd. Tọrọ ntọala na 2007, dị na Zhifu District, Yantai City, China.
Akara ngwaahịa nke ụlọ ọrụ ahụ bụ "LUXMAIN", nke na-ekpuchi mpaghara karịrị 8,000 m2, yana ihe karịrị ndị ọrụ 40, yana ihe karịrị 100 tent nke ngwá ọrụ dị iche iche na-emepụta ihe na ngwa ule dị ka CNC machining center.
N'ịdabere na teknụzụ hydraulic, LUXMAIN na-etinye aka na nyocha & Mmepe, nrụpụta na ire nke sistemu njikwa hydraulic, cylinders na ebuli ụgbọ ala. Ọ na-arụpụta ma na-ere ihe karịrị 8,000 ọkachamara cylinders na ihe karịrị 6,000 tent nke ebuli ngwá kwa afọ. A na-eji ngwaahịa ndị a eme ihe n'ọtụtụ ebe na ụgbọ elu, Na mpaghara ụgbọ oloko ụgbọ oloko, ụgbọ ala, igwe ihe owuwu, ụlọ ọrụ izugbe, wdg, a na-ekesa ahịa ahụ na Europe, America, Japan, South Korea, Southeast Asia na Middle East.