Shenzhen Jinxin Machinery Co., Ltd. (hereinafter referred to as "Jinxin Screw") is a high-tech private joint venture enterprise focusing on the design, manufacturing, sales, and service of plastic machinery and accessories. It is one of the most promising companies in China with an annual production capacity of over 10,000 sets. The products are exported to regions such as Malaysia, Vietnam, Italy, and the United States. The company maintains long-term stable cooperative relationships with numerous large domestic and international end customers. The "Jinxin Screw" brand screws and barrels have become high-performance and cost-effective products in the industry. The company currently has more than 100 employees and over 30 technical personnel, equipped with more than 50 metalworking machines. It owns a wide range of advanced metalworking equipment including CNC spin wind milling, CNC screw milling, ten-meter deep hole drilling, vertical computer lapping machine, CNC lathe, large internal and external cylindrical grinding machines, among others. Additionally, it possesses devices for measuring Vickers hardness, electronic portable hardness measurement, and nitrogen nitriding layer depth and characteristic inspection. The double-metal components are produced using centrifugal casting, ultrasonic spray welding, powder metallurgy, and high-temperature static pressure processes. To standardize corporate management and improve product quality, the company provides its clients with high-quality products and sincere pre-sales and after-sales services.