[Updated 2020.4] The relief coverage has now been expanded to members worldwide; see here. In addition, Wyndham has suspended hotel status matches (except for Caesars status); see here.
[Updated 2020.3] In a March 18 letter from Wyndham's CEO, he mentioned that the relief policy had been expanded to Southeast Asia and the Pacific Rim.
Wyndham Hotels & Resorts has followed several major hotel groups in introducing a member relief policy; see the official WeChat post. Among foreign hotel groups with a large footprint in China, Accor was the only major one that had not yet announced a similar policy.
Wyndham is a special case because of one specific policy, so...