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#230609# Hello. This is Gamnolja. I visited in advance about 1~2 months ago to check all the work being done and visited again this time to film it. Today, I will introduce a company that embeds iron phosphate batteries in trucks/specific vehicles. Part 1 is the interview content. Part 2 will reveal the wiring process. And. I opened my YouTube communication cafe. On Naver. If you want to continue communicating, you can join here https://cafe.naver.com/hyseng and communicate.~