Every customer is unhappy with this series and what does BTCC ? -> A solution ? No

I am truly sorry to hear that you're very disappointed about the metallic qualities of the 2018 Titanium coins. Your best solution is to reach out to BTCC Mint customer support to ask for a full refund or replacement.
https://www.btcc.com/contact <---- click
https://mint.btcc.com/contact <---- click
it really is just a mess all around. its so very hard to give the benefit of the doubt here.
Hi teeGUMES,
We are redesigning and updating the websites at this moment, thus some of the functions are disabled. Apologizes for all the inconvenience may have caused, you can always reach us by sending email to
mint-support@btcc.com if you have any question or need any assistance.
Regards,
BTCC_Official