"總統杜特地簽署"簡易營商"新法令 商總黃年榮蔡聰妙林育慶應邀見證儀式" [President Duterte signs "ease of business" decree; President Huang Nianrong, Tsai Tsung-Miu, and Lin Yuqing invited to witness ceremony]. Chinese Commercial News (in Chinese). June 1, 2018. Retrieved December 20, 2021.