Where can I charge oxygen for medical use in Shenzhen?

Shenzhen medical oxygen can be inflated in Shenzhen Yonganda Gas Equipment Co., Ltd. According to relevant public information, Shenzhen Yonganda Gas Equipment Co., Ltd. deals in medical oxygen, standard gas, high purity gas and industrial gas, food gas, special gas and medical gas, and also provides related products and services such as gas pipeline design and construction, pressure reducing valve and alarm gas use.