I am thinking it is just a rather low grade of Long Jing, doesn't make it bad per se, but certainly not as beautiful. But sometimes lower grades are not LJ at all, simply a knock off.
Plastic is convenient, but it scares me to put hot water in it.
At the expo, one exhibitor had a similar version with the recycle #7 on the bottom. I had read somewhere that this was to be avoided recently, especially hot water. I asked about it and was told that this was different and completely inert and safe...I bet they said that about asbestos too.
I don't know...I just feel very strange drinking HOT out of plastic anymore. But at least make sure the plastic you use is deSigned for hot water use...for some measure of safety.
There are several topics on TeaChat about it, here is a recent one...