Brake calipers are a safety component, and buyers in the aftermarket tend to buy in volumes. The right supplier check-list is about evidence, not promises. Use these seven checks when you evaluate a Chinese brake caliper or repair kit manufacturer.
Check 1: Documented Quality System
Ask what quality system the supplier works to, which inspections are performed, and whether the documentation applies to the product being supplied. A stricter process from raw material to final inspection is what keeps calipers consistent at volume.
Check 2: Real Machining Capacity
Ask for the number of machining centers and the plant area. Shibao, for example, runs more than 30 machining centers in a 5,000 sqm plant in Yuhuan, Zhejiang, with CNC machines and full inspection equipment, and about 120 workers since 2000.
Check 3: Part-Number Coverage
A manufacturer with a real catalog can match OEM numbers and cross references. Check whether they publish OE references and cross references for the vehicles you cover.
Check 4: OEM or ODM Flexibility
A qualified partner supports OEM and ODM: custom development from drawings, samples or technical requests, and neutral or branded packaging.
Check 5: Inventory and Realistic Lead Time
Find out the standard lead time and whether fast-moving caliper models are stocked. Shibao confirms lead time per product and quantity - ask for the current timing when you request a quotation.
Check 6: MOQ and Trial Order Policy
MOQ varies by product and reference. Trial orders and mixed-reference orders can be discussed - ask for confirmation against your own list.
Check 7: Samples and Factory Access
Samples for quality evaluation and factory visits - including video visits - should be available. Then confirm the export markets the supplier serves match your own (Shibao exports to Africa, the Middle East, Latin America, Brazil and Russia).