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SHENSHI Double Helix Coil SS-0500GT High Efficiency Spiral WSHP Systems
10YRSHangzhou Shenshi Energy Conservation Technology Co., Ltd.
SHENSHI Tubular heat exchanger / spiral copper tube coil shell heat exchanger Industrial Processes
10YRSHangzhou Shenshi Energy Conservation Technology Co., Ltd.
spiral Welded steel pipe manufacturer(can oem odm obm)
5YRSTianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd.
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