How to store heavy chains, put it in a dry place to avoid humidity and rust of the chain. The chain that has been used, hand -stretched gourd, electric gourd. After we clean the heavy chain, we must store it. At this time, we must place the lifting chain under the clean, dry, and good ventilation conditions. Gas, chemicals, direct sunlight or other strong ultraviolet rays of the heat sources, eroding appearances, to avoid affecting the chain. Only by ensuring the quality and performance of the heavy chain in each link can its service life be extended and facilitated the next use.