The former chief executive of Nexperia, a Dutch chipmaker, said Dutch officials had known for years that the company’s Chinese owner sought to move its technology to China.

The former chief executive of Nexperia, a Dutch chipmaker, said Dutch officials had known for years that the company’s Chinese owner sought to move its technology to China.

© Fabian Bimmer/Reuters

“Taking children from their families is not normal,” a speaker told the crowd in Queens, where Yuanxin Zheng attended school until being detained.

“Taking children from their families is not normal,” a speaker told the crowd in Queens, where Yuanxin Zheng attended school until being detained.

© Janice Chung for The New York Times