
China's Lin Dan competes during the men's singles match against Indonesia's Ihsan Maulana Mustofa at Malaysia Masters 2018 in Kuala Lumpur, Malaysia, Jan. 17, 2018. Lin Dan lost 1-2. (Xinhua/Chong Voon Chung)

China's Lin Dan competes during the men's singles match against Indonesia's Ihsan Maulana Mustofa at Malaysia Masters 2018 in Kuala Lumpur, Malaysia, Jan. 17, 2018. Lin Dan lost 1-2. (Xinhua/Chong Voon Chung)

China's Lin Dan competes during the men's singles match against Indonesia's Ihsan Maulana Mustofa at Malaysia Masters 2018 in Kuala Lumpur, Malaysia, Jan. 17, 2018. Lin Dan lost 1-2. (Xinhua/Chong Voon Chung)

China's Lin Dan reacts during the men's singles match against Indonesia's Ihsan Maulana Mustofa at Malaysia Masters 2018 in Kuala Lumpur, Malaysia, Jan. 17, 2018. Lin Dan lost 1-2. (Xinhua/Chong Voon Chung)

Indonesia's Ihsan Maulana Mustofa competes during the men's singles match against China's Lin Dan at Malaysia Masters 2018 in Kuala Lumpur, Malaysia, Jan. 17, 2018. Mustofa won 2-1. (Xinhua/Chong Voon Chung)

Indonesia's Ihsan Maulana Mustofa competes during the men's singles match against China's Lin Dan at Malaysia Masters 2018 in Kuala Lumpur, Malaysia, Jan. 17, 2018. Mustofa won 2-1. (Xinhua/Chong Voon Chung)