QTD focuses on the manufacturing of needle rollers and special bearings
Our products are widely used in multiple fields such as metallurgy, electricity, mining, machinery manufacturing, textiles, and chemical engineering. We are committed to providing customers with comprehensive services such as mechanical design, bearing selection, life calculation, maintenance, and fault detection. Faced with fierce market competition, the company continuously adjusts, increases inventory varieties, optimizes prices, and is committed to providing satisfactory products for every customer. QTD looks forward to working with you.