00:33 High-end seven-layer co-extruded PO greenhouse film production process Polyolefin Film 2026-06-29
00:18 Production of high-transmittance five-layer co-extruded PO greenhouse film Polyolefin Film 2026-06-29
00:15 Production and packaging of high light transmittance PO greenhouse film plastic film Polyolefin Film 2026-06-29
