Lian Yunzhi solves puzzle on several occasions in average time of under 4. 5 seconds, according to state media A six-year-old Chinese girl has set a new women’s world record for solving a Rubik’s Cube in just over four seconds, state media reported. “Speedcuber” Lian Yunzhi broke the women’s 3 x 3 average world record twice this month at two World Cube Association certified competitions in Wuhan and Guangzhou, according to state broadcaster CCTV on Monday.
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