Ningbo Yongking Pneumatic Co., Ltd. is specialized in manufacturing brass pneumatic fittings. Our products meet both inch and metric measurement system standards. Combining advanced equipment and strict management, we provide high standard and quality pneumatic fittings for our customers all over the world. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!