Our company established in 1994 with the name of Dongying Haixin Product Co.,Ltd. The . it was rename into Dongying Zhengda Metal Product Co .,Ltd in 2001 .At the very beginning,we mainly do maching parts. With the continual development, aluminum die casting, electroforming gold.
For Iron stairway we offer Glass Clamps,
Handrial end caps.
Handrial backet ,
For woodstair we offer base shoes