A farmer from Yuncao Town, Hanshan County, Anhui Province spent 50 thousand yuan building his own submarine. With a self-weight of over 5 tons, a water displacement of about 7 tons, a maximum diving depth of 8 meters, and a minimum speed of 4 knots, this submarine recently completed a successful test dive, attracting much attention.
(Translators: Ding Lili, Luo Yeyitong, Zheng Tianze)