Can you please clarify or define what you meant by "in production"?
It started in 1989 and looks like the real deal this time. They have gotten funding and have been growing ever since. Doesn't seem like crap to me:
https://www.tijd.be/ondernemen/farma-biotech/het-bloedspoor-...
Ps. They were on the Belgium stock market as Ablynx
PS2. They got approval of the European Commission