SunFun machinery co., LTD is a qualified supplier for Shanghai tunnel co., LTD, which mainly provides shield components and cement tube mould for tunnel co., LTD. The company produced more than 80% of the stock of Shanghai tunnel. At the same time, our company imitated the Japanese company's experience in designing the mould of the pipe slice, and adjusted the precision of the mould appropriately. The precision of the pipe slice reached a very high standard, which saved a lot of adjustment time in the installation of the produced pipe slice, and created a huge value for the tunnel shares。
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