Electric resistance welding (ERW) is a welding process where metal parts in contact are permanently joined by heating them with an electric current, melting the metal at the joint. Electric resista...
On March 16-18, the 2023 Engineering Construction Industry Supply Chain Innovation and Development Conference was held in Jinan, Shandong Province. Chen Guangling, General Manager of Youfa Group, X...
On June 14, the 10th China International Pipe Exhibition was grandly opened in Shanghai. Li Maojin, chairman of Youfa Group, was invited to participate in the exhibition and attended the openi...
Investment in fixed assets grew rapidly.
According to the data of the National Bureau of Statistics, during the decade from 2003 to 2013, the investment in fixed assets in China's petroleum and che...
On 7th September, Guo Jijun, the directors of XinAo Group board, CEO and President of XinAo Xinzhi, and Chairman of Quality Purchasing and Intelligence Purchasing visited Youfa Group, accom...
Youfa's commitment to quality and dedication to national standards is reflected in its responsibility to take the lead in setting industry standards and continuously regulating industry production....