In May 2013, China North Industries Group Corporation North Huajin Chemical Industry Group Co., Ltd. manufactured the first batch of 4,950 tons of automotive diesel oil produced according to the National III standard, indicating that the company's diesel quality upgrade work was completed ahead of schedule. The relevant national ministries and commissions require that, starting from July 1, the national standard for the production and operation of diesel fuel for vehicles shall be fully implemented. North Huajin Chemical Group regulates the process, technology, and product structure of the device. On May 3, adjustments were made to the operation and operation of the 5 million-ton refinery unit, and the next day the company successfully produced a qualified product that complied with the National Standard for Automotive Diesel . At the same time, a complete replacement of the old and new storage tank systems was completed, which enabled it to have the conditions for the storage, transshipment, and export of diesel fuel for the country. Stamp Part,Punch Part,Forming Part Leite Hardware Electronic Co., Ltd. , http://www.sz-diecasting.com