1. A plate-type heat exchanger interlaminar seal structure (patent no. 201721763957.7);
2. A finned tube heat exchanger (patent no. 201721763879.0);
3. A plate heat exchanger used as a condenser (patent no. 201721763876.7)
4. A flat plate heat exchanger with uniform flow rate (patent no. 201721763923.8)
5. A fully welded plate heat exchanger with a cleaning device (patent no. 201721763966.6)
6. A wide runner plate and plate heat exchanger (patent no. 201721763921.9).