Looking on my grocery delivery app for something else, I spotted this which I've never seen before. The sparse description answered none of my questions, so I bought it. 11元 / $1.53. Worth a gamble.
白灼汁 (bái zhuó zhī) translates as 'white burning hot juice' whatever that means.
Fortunately, food labelling laws force them to tell me it contains in order: cooking wine, msg, chicken bouillon powder, water, soy sauce, maltose, granulated sugar, salt and potassium sorbate. So, a premixed cooking sauce.
Odd.
I'll have a taste later and decide whether to use it or donate it to the drainage system.
It certainly sounds even worse than the salt adulterated Shaoxing the Americans among you have to suffer, but we have unadulterated Shaoxing to compensate.