We have been specializing in the manufacturing of valves and valve cores for over 45 years. With a registered capital of 16.8 million yuan, a factory area of 60,000 square meters, and a building area of 37,000 square meters, our company has experienced rapid growth since the restructuring in 2007. We are now fully capable of producing high-quality products that meet international standards in terms of human resources, management, technology, production processes, and supporting facilities. Our "Gaotian" tire valves are widely used for inner tubes, tubeless tires, and tire rims across various types of vehicles. We currently produce multiple series of over 200 million sets of valves annually, along with 8,000 tons of valve copper. Our quality management systems are certified under ISO/TS16949:2009 (awarded by ISR in November 2011), ISO 9001:2008 (awarded by Beijing Zhongrun Certification Co., Ltd. in September 2013), and CE certification (awarded by National Quality Assurance in March 2014). Here is a detailed specification for some of our standard models:
  • Model NO.: TR414
  • A: 37.2mm
  • B: 49mm
  • Trademark: ROYAL BLACK
  • Specification: TR414
  • HS Code: 8701901190
  • Rim Hole: 11.5
  • Transport Package: with Packages
  • Origin: Weifang, China
TR NO. A B RIM HOLE
TR412 22.2 34 11.5
TR413 30.2 42 11.5
TR414 37.2 49 11.5
TR415 30.2 42 15.9
Maximum Pressure: 475kPa If you're looking for reliable and high-performance tire valves, feel free to reach out to us. We are committed to providing excellent service and top-quality products tailored to your needs. Let’s connect and explore how we can support your business.

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August 17, 2025