Can I have a drug record without a criminal certificate? Can I get a visa to go abroad?

It's impossible to have a drug abuse record without a criminal certificate;

Taking drugs is illegal.

The chief political examiner is concerned about whether there are illegal crimes.

Something with a drug record like this can't pass the political review at all.

Therefore, you have nowhere to go without a criminal certificate.

Visa for going abroad with drug abuse record:

You can apply for a visa to go abroad

However, if you have a criminal record and a history of drug abuse, the visa pass rate is bound to be low and generally will not be allowed unless you have to go abroad for special reasons.