Recently, Dongying Hi-tech Spring Chemical Industry Co., Ltd. and Hefei Qianrui Technology Co., Ltd. signed a strategic procurement cooperation agreement in Hefei City, Anhui Province.
Under the agreement, Hi-tech Spring will supply 200,000…

Recently, Dongying Hi-tech Spring Chemical Industry Co., Ltd. and Hefei Qianrui Technology Co., Ltd. signed a strategic procurement cooperation agreement in Hefei City, Anhui Province.
Under the agreement, Hi-tech Spring will supply 200,000…