The board chain complies with the ISO 4347, ASME B29.8M, JIS B 1804 and other standards. It mainly includes the LH (BL) series, LL series and Al series, as well as other board chains derived from the standard series. The distance is 5.94mm ~ 76.2mm, non -standard customization can be performed according to the special requirements of the host users, and attachments can be supplied to provide various types of connecting ring (end connector), special connectors, etc. High and reliable performance, you can choose environmentally -friendly surface treatment process according to the environment of the environment to achieve excellent corrosion resistance.

Donghua has an advanced process technology for independent intellectual property rights. It provides products that are far higher than the requirements of the standard requirements for fatigue and abrasion resistance according to the needs of users:. Products are widely used in equipment such as forklifts, textile machinery, rig, and height operation platforms to achieve vertical improvement, horizontal traction, etc.