WELCOME

Dongying Changhui Precision Metal Co., Ltd is located in Dongying where the Yellow River flows into sea, also the hintherland of Sheng Li Oil field –the second large oil filed in China. It takes three hours from Dongying...

QUALITY

Our company was ISO9001 certified by TUEV and DIN5004 9/EN10204/3.1B approved according to AD-Merkblatt WO/ TRD100. The product ranges are manufactured according to all standard including ANSI(ASME), MSS...

PRODUCTS