The official website of Shanghai Songjiang Group introduces to you: The newly designed rubber expansion joint products by Shanghai Songjiang, which includes several patented protections. The Songjiang Group officially guarantees genuine original products, made with 100% original rubber and no recycled rubber. We offer a tenfold compensation for any counterfeit products to ensure strict prevention against counterfeiting. Counterfeiters will be pursued for legal actions. Below are the details of the new design and patent certificates.
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