Heliogen Blue K7090, original package and original case from BASF, guaranteed. Each pack weighs 15KG, and a box weighs 30KG (i.e. two packs). It can be sold in a single package. Provide paid samples of about 100 grams, 40 yuan. Can be ordered directly, note that the order quantity is in multiples of 15 (both full pack or full case)