China Bonding Day (CBD)

Yifa set up "China Bonding Day" since 2016 based on the high reputation in the industry, which is a professional technology exchange platform for bonding and composite materials applications. Participating industries include railway, automotive, home appliances, electronic assembly, construction, aviation, aerospace, shipbuilding, wind energy, and photovoltaic. Experts from OEMs, tier1 and tier2 suppliers, adhesive bonding equipment manufacturers, surface analysis equipment manufacturers and surface treatment companies, adhesive producers including world-class and China domestic, composite materia· and parts manufactures.

Topics including:

· Standard related: such as Latest standard interpretation, strategic direction of adhesive bonding technology, rail vehicle adhesive application and bonding economic quality control etc.

· EN17460 qualification related: quality construction and implementation of connection systems based on the integration of "five modernizations",document requirements for bonding operations and Frequently asked questions during the audit etc.

· Case study and solution sharing: construction and application of bonding systems in the passenger car industry, elastic bonding and sealing High-quality application of materials, analysis and treatment of typical cases of water leakage from front windows of locomotives, latest progress in wind power broadband bonding technology etc.

· Testing: product testing of adhesives for railway vehicles, new requirements for verification of the EN17460 system etc.

· Environmental and passenger protection: railway vehicles requirements for the application of environmentally friendly adhesives,VOC and fire prevention issues in the application of adhesives etc.

· Advanced adhesives:  high-performance structural bonding technology, bonding intelligent solution etc.

· Bonded joint design: Finite element analysis method of adhesive joints etc.

· Surface treatment: plasma coating to realize primer-free bonding process, application of pultrusion technology in the field of railway and research on fabric pultrusion technology, research on the bonding surface treatment methods of the locomotive cab floor and optimization design of the bonding structure etc.

Those professional people who obtained EAS and EAE certificate are required to participate in the YIFA " China Bonding Day" event at least once every two years to systematically refresh their knowledge.

The ‘China Bonding Day’ has been successfully held for 9 years. The 10th ‘China Bonding Day’ will be held in Hefei, Anhui Province on May 26-27, 2025.