On February 23, 2016, at the company's morning meeting, General Manager Wang Xuewen delivered a speech entitled "Calling for the spirit of craftsmanship", which redefined the connotation of craftsmanship as: ① the "dedication" of working hard and keeping improving; ② The "innovative spirit" of perseverance; ③ The "quality spirit" of meticulousness and pursuit of perfection; ④ No best