Qingdao Lego Wisdom New Materials Co.,Ltd was founded in 2013 by a group of area experts who have both theoretical adhesion science background and practical formulation technology. Based on the deep understanding of the C5 industry (The raw materials of hot melt adhesive ) and hot melt adhesive application market , and the obtaining rich practical experience, continuously explore the sical properties limits of materials, making use of the comprehensive application evaluation system, to satisfy diverse and specific marketâs needs. To enhance the economic benefit and brand value for customers.