They were tested to be normal BJTs
The seller does not inform about the solution of problems with defects in his products. The seller sells defective products. All previous purchased lots are solid marriage. I ask you oblige the seller to fulfill his duties in accordance with generally accepted trade rules. There are suggestions that the store does not follow pre-sale instructions. Field (unipolar) transistors are packaged in violation of the sale (the conclusions are not shorted and the sale is in plastic bags, which leads to the breakdown of the transistor by electrostatics.