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My name is JIAN KANG from the north of China, and I usually use the name that it's Kang Kang(KK.) on the Internet. I graduated from Harbin University of Science and Technology. I used to work on TongDun Technology and I'm a freelancer now.
My name is JIAN KANG from the north of China, and I usually use the name that it's Kang Kang(KK.) on the Internet. I graduated from Harbin University of Science and Technology. I used to work on TongDun Technology and I'm a freelancer now.