【Micro Poster】May Day, International Labor Day, Salute to Every Worker 【Micro Poster】May Day, International Labor Day, Salute to Every Worker 【Micro Poster】May Day, International Labor Day, Salute to Every Worker 【Micro Poster】May Day, International Labor Day, Salute to Every Worker Drafting: Wei Huaixi Editor-in-charge: Tu Weiming Producer: Li Hua Ma Deming Director: Han Zheng 【Micro Poster】May Day, International Labor Day, Salute to Every Worker 【Micro Poster】May Day, International Labor Day, Salute to Every Worker 【Micro Poster】May Day, International Labor Day, Salute to Every Worker