Yes, OEM is available.

Yes, you can provide samples to test the quality.

Yes, all our bearings are tested before delivery.

As mentioned above, there are different types of shipping for your order. We ensure delivery of goods after all products have been manufactured and tested.

You can pay by T/T, L/C, Westunion, Paypal, etc. and can negotiate different amounts for different orders.

Of course. Welcome to Dalian Chengfeng Bearing Group Co., Ltd. and offer your guidance.
Tips: Do not store bearings directly on concrete floors, where water will condense and collect on the bearings.
Store the bearings on pallets or shelves, the bearings will not be affected by high humidity