LONG BEACH, Calif.—Environmental Protection Agency Administrator Lee Zeldin on Thursday put China on notice, naming it the No. 1 source of illegal pesticide smuggling attempts into California’s ports. Appearing at an undisclosed location near the Port of Long Beach and standing in front of a table full of the illegal pesticide DDVP, Zeldin said the top two foreign countries of concern for the EPA are China and Mexico. “Number one is China, first…