India and China are aware of the “very high political, economic and military cost of frozen relations,” he says. “China felt it had pushed India too close to the U.S. while India realized that it was losing its vaunted strategic autonomy by getting too close to Washington and turning Beijing into an adversary.”

India and China’s relationship is thawing as the U.S.’s ties with India chills under President Donald Trump. Chinese Foreign Minister Wang Yi is reportedly on a visit to New Delhi this week on his first trip to India in more than three years,

Hangzhou-based Unitree, seen as a competitor to Tesla's Optimus, won multiple medals. Beijing-based X-Humanoid and Hong Kong-listed Shenzhen firm UBTECH also impressed. The Chinese government has targeted humanoid robots as a key future industry for the economy and Beijing has plans to build a world-class industry of humanoid robots by 2027.

Humanoid robots competed in a sports competition in Beijing where they ran, kicked and punched — as well as crashed and fell over many times.