Ethanediol diformate

銆??Located in Zibo, Shandong, China, zibo wanchang science & technology is a Hi-Tech enterprises unity which is handling with scientific researching, producing and trading business. Our company is mainly engaged in the development, production and management of the new high-tech products, Such as pharmaceutical intermediates, pesticide intermediates, medicament and its ingredients, petrochemical industry auxiliary and chemical industry equipments etc. T The group owns a total area of 33 ha., it h...