-
![How to choose the weight of the zinc layer on hot-dip galvanized steel coils? Procurement standards for zinc layers in different scenarios]()
07-23 2026How to choose the weight of the zinc layer on hot-dip galvanized steel coils? Procurement standards for zinc layers in different scenariosThe core rust prevention ability of hot-dip galvanized steel coils is determined by the weight of ...read more -
![Differences in PVDF, HDP, and PE coatings for color coated steel coils, selection guide for overseas procurement]()
07-23 2026Differences in PVDF, HDP, and PE coatings for color coated steel coils, selection guide for overseas procurementPPGI color coated galvanized steel coils are divided into three mainstream types based on surface ...read more -
![Steel export full process service system, solving the pain points of overseas buyers' procurement]()
07-23 2026Steel export full process service system, solving the pain points of overseas buyers' procurementOverseas steel procurement often faces multiple challenges such as unstable supply, delayed delive...read more -
![Detailed explanation of the four major application areas of coated steel coils: construction, home appliances, transportation, and agriculture with full coverage]()
07-23 2026Detailed explanation of the four major application areas of coated steel coils: construction, home appliances, transportation, and agriculture with full coverageLongyi Import and Export specializes in hot-dip galvanized steel coils, PPGI color coated steel co...read more -
![Steel global market layout, deeply cultivating foreign trade tracks in Southeast Asia, the Middle East, and Africa]()
07-23 2026Steel global market layout, deeply cultivating foreign trade tracks in Southeast Asia, the Middle East, and AfricaSince its establishment in 2022, Longyi Import and Export has focused on the export track of coate...read more -
![PPGI color coated galvanized steel coil export advantage, long-term weather resistant material for roof decoration engineering]()
07-23 2026PPGI color coated galvanized steel coil export advantage, long-term weather resistant material for roof decoration engineeringPPGI color coated galvanized steel coil is a high-end decorative anti-corrosion steel material based...read more
LONGWING IMPORT & EXPORT CO., LIMITED
