SHUANGLIANG uses the DFM technology (Demand Flow Manufacturing) to streamline its production process to meet changing customer demands. We have also purchased the plasma cutter, shot peening machine, vertical and horizontal machining center, high-efficiency numerically controlled drilling and milling center, welding robot, helium leakage test vessel for whole chiller, and the integrated performance test bed from the US, France, Japan, Sweden, and Belgium. When you place an order, you are assured of high quality with durable absorption units that would last for decades.