The second-phase expansion project with more than 40 acres of land acquisition has been operating normally. The annual production capacity has been increased by 3,000 tons from the original 3,600 tons. Our company has added cold rolling mills and other related production in the second-phase expansion project. The equipment, eddy current flaw detection unit, hydraulic testing machine and other related testing methods lay the foundation for better adapting to market demand and continuously improving the company's product quality.