jnsn@jnsnbearing.com
◪1.The client sent us a enquiry and only described he needed to custom the deep groove ball bearings. We replied back to his message and discussed the details further.
◪2.After precisely defining various criteria, such as shape, load, material, lubrication, operating conditions etc, our solution was developed, the proposal of concept has been come up and our technologist draw a sketch for reference.
◪3.The client approved the design sketch and our factory began to open mould for the bearing, made prototype sample based on the design.
◪4.After the sample finished, our technologist began to test the quality. Then we sent the sample for approval.
◪5.Client were satisfied with the sample, and confirmed the bulk order, then we started the manufacture and mass production.
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jnsn@jnsnbearing.com
