The goods are delivered to our warehouse quickly. The packaging of the goods is good. The quality of the product is good. There was an isolated case with a whole batch of IRF3205 devices. They did not meet the requirements. The design of electronic components meets modern requirements The service is good. The Crystal Dai manager responds to our requests on time and quickly. She is very friendly and efficient in communication.

I ordered three different kinds classic vacuum tubes. Price was reasonable. Let me explain the three types. That's 6N9P , 6G2P , and 6P9P . ﾟ･*:.｡. .｡.:*･゜ﾟ･*:.｡. .｡.:*･゜ﾟ･*:.｡. .｡.:*･゜ 6N9P can be used as a replacement for 6SL7/ECC35. 6G2P can be used as a replacement for 6SQ7 and similar to 6Z-DH3A! With attention for connection of pins 1 and 3, 6P9P is possibility replacement for 6J4P and 6888.