Recently, many people have been impersonating our company（YILONG and O2BAY）. Please be careful to distinguish between them.
If you encounter any problems and need verification, please contact YILONG's official WhatsApp at +8613925259869. This is the only official WhatsApp for Yilong and O2BAY.
https://hyperbaricyilong.com/ This is the only official website for Yilong and O2BAY.
https://hzyilong.en.alibaba.com/ This is the only official store for Yilong and O2BAY.
Any document without Yilong's official signature and seal is a forgery.
Any other websites or contact information are fake.
Any act of impersonating YILONG and O2BAY will be investigated and prosecuted.