... of Shandong Zhongtian Industry Co., Ltd (Former Name: Jinan Dinghan Building Materials Co., Ltd, and Jinan Donghan Building Materials Co., Ltd), it mainly produces ... parts for Stairs and Furniture’s made by Radiate Pine, Red Oak, Poplar LVL/LVB, the company has ... on the “credit and win-win policy”, Zhongtian Industry Co., Ltd has established friendly and steady cooperation relation with clients ...