Tianjin Pro Made manufactures wet landing valves, hydrant valves and associated steel riser components for export markets working to British Standards. Its DN50 and DN65 oblique-pattern globe landing valves — models F21-50, F21-65 and F22-65P — are certified under LPCB certificate 1153Le to BS 5041-1:1987. The product range is narrow and standards-focused rather than a broad catalogue.