We are a professional manufacturer of fastener nuts with 20 years of production experience. Our factory covers a total area of 50 mu. Currently, we have two major production bases, namely Dongguan Litian Hardware and Guangdongl Litian Hardware, and a Hong Kong company. We are a professional enterprise integrating R&D, production, sales ofl hardware fasteners. Our products are widely used in industries such as communication, electric tools, electrical appliances, new energy vehicles, ships, aviation, toys, and lighting. Our company strictly adheres to the ISO 9001 quality management system, and our products comply with domestic and international mainstream standards such as GB (National Standard of China), DiN (German Standard), and ANSi (American National Standard Institute), ensuring that each batch of nuts meets the requirements of dimensional sorters, projectors, spectrometers, torque meters, carbon-sulfur analyzers, salt spray test machines, and hardnessl testers. The finished products undergo multiple inspections including hardness testing, torque testing, salt spray corrosion testing, and full appearance inspection. Defective products are 100% eliminated, ensuring that the qualification rate of outgoing products is above 99.9%, and zero defect is our goal.