China’s Factories Start to Imagine World Without American Buyers

For more than 20 years, Chinese entrepreneur Sandy Zeng built a pet products business selling feeding bowls and toys to American homes. He’s now looking hard at cats and dogs in other markets.

“The increase in our Asian market this year will be large — the economy is vibrant, and we just have to make some adjustments to our product designs,” Zeng, the co-founder of Guangdong Super Technology, said at his company’s stand at the Canton Fair in Guangzhou, the world’s largest trade expo that was held under the overhang of sweeping US tariffs on Chinese goods.

Items made for the U.S. market at a factory in Zhejiang Province on April 28.

Photographer: Kevin Frayer/Getty Images

Zeng is ...