Guangdong STL Fastening System Co., Ltd. is an integrated manufacturer of professional anti-loosening washers. In order to meet the needs of market development, it has an international business center in Hong Kong and a large-scale production base in Yangjiang China. To achieve sustainable development in the fierce market competition, and continuously promote technological innovation and manufacturing level improvement. In order to adapt to the ever-changing environment, the company will adhere to a steady development strategy, continuously increase investment, and constantly improve management to improve core competitiveness, and continue to export products with stable and reliable quality to the market with the spirit of dedication and ingenuity. Based on Yangjiang and looking at the world, we will always adhere to the concept of cooperation and sharing, and never forget our original intention to forge ahead. After long-term hard work and development, the SZJYD-LOCK brand has a reputation for quality and industry reputation in the industry. Guangdong STL Fastening System Co., Ltd. special performance anti-loosening washers have obtained the quality certification of third-party organizations such as the Machinery Research Institute, CRCC Railway Inspection Station, Swiss SGS, and South German TUV! Jinyuanda/STL anti-loose washers are widely used in the field of safety equipment industry. Such as rail transit, railway locomotives, ship bridges, electric power wind energy, large offshore platforms and large mining engineering machinery and other industries. They have successfully cooperated with China CRRC Group, China Railway Electrification Bureau Group, Canada Bombardier, Germany GEA, British Rotork, British PANDROR Railway, French DELACHAUX Ben Laixiu Group, German Vossloh Group, Canada Fuller Company and other well-known users at home and abroad. region. Always adhere to technological innovation and integrity management. Welcome users at home and abroad to join us for cooperation, mutual benefit and win-win, and common development!