Workers make violins at a workshop of a musical instrument producing industry park in Queshan County, central China's Henan Province, May 20, 2020. Local authorities have been developing musical instrument producing industry in recent years. Now, the industry park is able to produce 30,000 violins and cellos annually.Photo:Xinhua

A worker checks a cello at a workshop of a musical instrument producing industry park in Queshan County, central China's Henan Province, May 20, 2020. Local authorities have been developing musical instrument producing industry in recent years. Now, the industry park is able to produce 30,000 violins and cellos annually. Photo:Xinhua

Photo taken on May 20, 2020 shows products of a workshop of a musical instrument producing industry park in Queshan County, central China's Henan Province, May 20, 2020. Local authorities have been developing musical instrument producing industry in recent years. Now, the industry park is able to produce 30,000 violins and cellos annually. Photo:Xinhua

Photo taken on May 20, 2020 shows products at a workshop of a musical instrument producing industry park in Queshan County, central China's Henan Province, May 20, 2020. Local authorities have been developing musical instrument producing industry in recent years. Now, the industry park is able to produce 30,000 violins and cellos annually.Photo:Xinhua

Founder of Spring Airlines Wang Zhenghua (right) practices tai chi during a livestreaming event on Tuesday. Photo: Courtesy of Spring Airlines

Workers make violins at a workshop of a musical instrument producing industry park in Queshan County, central China's Henan Province, May 20, 2020. Local authorities have been developing musical instrument producing industry in recent years. Now, the industry park is able to produce 30,000 violins and cellos annually.Photo:Xinhua

A worker arranges violins at a workshop of a musical instrument producing industry park in Queshan County, central China's Henan Province, May 20, 2020. Local authorities have been developing musical instrument producing industry in recent years. Now, the industry park is able to produce 30,000 violins and cellos annually.Photo:Xinhua