Starting with a four-way tie at the top on nine points, Shenglei was the only winner among the overnight leaders and the Chinese ended with 10 points in all to win the title solely.
After Yu Yangyi of China won the title last year, the Chinese domination continues in the premier event of the players under-20 years of age.
It was a rare double for China as Wei Yi ended up with the silver medal with his superior tiebreak over top seed Vladimir Fedoseev of Russia in a three-way tie for the second spot on 9.5 points. Fedoseev bagged bronze while Duda Jan Krzysztof had to be content with the fourth spot after the tie-break was resolved under the Bucholz system.
After winning the girls' title with a round to spare, Alexandra Goryachkina of Russia settled for a short draw with Anna Iwanova of Poland to finish the girls' championship on a fantastic 11 points.
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Sarasadat Khademalsharieh of Iran defeated Srija Seshadri of India to bag the silver medal ending on 9.5 points in all. It was a two-way tie in this section for the second spot and Ann Chumpitaz of Peru bagged the bronze.
Among other Indians in the fray, Srija Seshadri had scored 8/11 but lost the last two rounds to finish 10th.
Both Lu Shanglei and Aleksandra Goryachkina earned a qualification slot for the World Cup 2015 for Open and Women's section respectively. The World Cup is a part of the World Championship Cycle. Both players also received a cash prize of Rs 1,50000 each. The silver medallists were richer by RS 100000 each and the bronze medallists by Rs 50000.