I'd like to think that the manufacturer would monitor the reputation of its products, see these sorts of posts, and find ways to remedy these problems.
Then again, the number of people outside China using this film probably amounts to the population of a small town in China's countryside, while the major group of users are the Chinese themselves -- and maybe they're just happy to have some film, any film. IDK, it's just a bit odd that a factory would continue to produce a quasi-defective product.
I just had a thought, maybe they are fully aware that an old batch was defective, so they're flogging it off cheap via ebay. Us dumb westerners who are buying it are a tiny market compared to their home base, so they're not so concerned about the bad publicity...
An awful lot of electrons were terribly inconvenienced in the making of this post.