1) All purity ≥99% 2) As manufacturers, we can provide high-quality products at the ex-factory price. 3) Professional service and rich experience ensure that customers have sufficient inventory and fast delivery to meet their needs. 4) Market feedback and goods feedback will be appreciated. It is our responsibility to meet the customer's requirements. 5) High quality, competitive price, fast delivery and first-class service win the trust and praise of customers. |