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  • In terms of service, our service is a "one-stop" way of working. We have our own china black iron square tube china black iron square tube processing plant and pretreatment plant, pretreatment of ship steel (shot blasting, derusting, painting). Technical parameters of steel plate and profile steel surface pretreatment production line. We can also let customers enjoy our other pretreatment services, such as china black iron square tube china black iron square tube cutting, welding, drilling, galvanizing, etc., at the lowest cost.

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