the reason wikipedia deleted the article about PCDVD is that there is no reliable source to prove the PCDVD is legal existence.

however.

the owner of the article has to refund the article by owner if owner still wants to see the article.

contact with wikipedia IRC channel in order to appeal.

i can only find a simple website image for the article of pcdvd on wikipedia.
here is the link: https://zhdel.miraheze.org/wiki/PCD...%AB%96%E5%8D%80

to search deleted contents of wikipeida:
https://zh.wikipedia.org/wiki/Wikip...%9F%A5%E8%AF%A2

the message about deletion of the article of pcdvd:
https://zh.wikipedia.org/wiki/Topic:Uily7hsstmyqh6ip