Hi-tech Spring has two production bases: Dongying Production Base in Shandong Province (Dongying Hi-tech Spring Chemical Industry Co., Ltd.) and Lianyungang Production Base in Jiangsu Province (Jiangsu SPEC New Energy Technology Co., Ltd.), which are located in North China and South China, respectively. Based on the intelligent logistics management platform and the international marketing service management system, Hi-tech Spring has won many partners in many countries and regions, such as Asia, Europe, North America, and South America, with more than 1,000 customers. We support the accurate and efficient distribution worldwide and provide efficient and convenient services to our customers.