China’s lead in electric vehicle technology, which is already huge, could become insurmountable if incentive programs are slashed, auto experts and environmentalists say.

Ford Motor said it would open a new plant in Michigan that could become ineligible for federal incentives under a policy bill championed by President Trump and passed by the House.

Battery companies are slowing construction or reconsidering big investments in the United States because of tariffs on China and the proposed rollback of tax credits.

Shares of the company, CATL, surged in their first day of trading. Onshore U.S. investors were blocked from buying its stock as a “decoupling” of finance continued.