Chiral spiro-pyridylamidophosphine compound having the structure of Formula, or a racemate or optical isomer thereof, or a catalytically acceptable salt thereof, wherein, R 1 is C 1 -C 8 chain hydrocarbyl or saturated cyclic hydrocarbyl or cycloalkenyl, phenyl, substituted phenyl, 1-naphthyl, 2-naphthyl, pyridyl, furyl or thienyl, and the substituent on said substituted phenyl is halogen, C 1 -C 8 hydrocarbyl or alkoxy, with a substituent amount of 1-5,; R 2, R 3, R 4 and R 5 are H, C 1 -C 8 alkyl or alkoxy, phenyl, substituted phenyl, 1-naphthyl, 2-naphthyl, pyridyl, furyl or thienyl, and the substituent on said substituted phenyl is C 1 -C 8 alkyl or alkoxy, with a substituent amount of 1-5, or R 2 and R 3, R 4 and R 5 are incorporated into C 3 -C 7 aliphatic ring or aromatic ring, respectively; R 2, R 3, R 4 and R 5 can be the same or different; R 6, R 7 are H, C 1 -C 8 alkyl, C 1 -C 8 alkoxy, C 1 -C 8 aliphatic amido group, and n=0-3; or when n≥ 2, two adjacent R 6 groups or two adjacent R 7 groups can be incorporated into C 3 -C 7 aliphatic ring or aromatic ring, and R 6, R 7 can be the same or different; R 8, R 9 are H, halogen, C 1 -C 8 alkyl, C 1 -C 8 alkoxy, phenyl, substituted phenyl, 1-naphthyl, 2-naphthyl, pyridyl, furyl or thienyl, and the substituent on said substituted phenyl is halogen, C 1 -C 8 alkyl or alkoxy, with a substituent amount of 1-5, and m=0-3; or when m≥ 2, adjacent R 9 or R 8 and R 9 groups can be incorporated into C 3 -C 7 aliphatic ring or aromatic ring, and R 8, R 9 can be the same or different; R 10 is H, C 1 -C 8 alkyl, phenyl, substituted phenyl, 1-naphthyl, 2-naphthyl, pyridyl, furyl or thienyl, and the substituent on said substituted phenyl is C 1 -C 8 hydrocarbyl or alkoxy, with a substituent wherein, R 1 is C 1 -C 8 chain hydrocarbyl or saturated cyclic hydrocarbyl or cycloalkenyl, phenyl, substituted phenyl, 1-naphthyl, 2-naphthyl, pyridyl, furyl or thienyl, and the substituent on said substituted phenyl is halogen, C 1 -C 8 hydrocarbyl or alkoxy, with a substituent amount of 1-5,; R 2, R 3, R 4 and R 5 are H, C 1 -C 8 alkyl or alkoxy, phenyl, substituted phenyl, 1-naphthyl, 2-naphthyl, pyridyl, furyl or thienyl, and the substituent on said substituted phenyl is C 1 -C 8 alkyl or alkoxy, with a substituent amount of 1-5, or R 2 and R 3, R 4 and R 5 are incorporated into C 3 -C 7 aliphatic ring or aromatic ring, respectively; R 2, R 3, R 4 and R 5 can be the same or different; R 6, R 7 are H, C 1 -C 8 alkyl, C 1 -C 8 alkoxy, C 1 -C 8 aliphatic amido group, and n=0-3; or when n≥ 2, two adjacent R 6 groups or two adjacent R 7 groups can be incorporated into C 3 -C 7 aliphatic ring or aromatic ring, and R 6, R 7 can be the same or different; R 8, R 9 are H, halogen, C 1 -C 8 alkyl, C 1 -C 8 alkoxy, phenyl, substituted phenyl, 1-naphthyl, 2-naphthyl, pyridyl, furyl or thienyl, and the substituent on said substituted phenyl is halogen, C 1 -C 8 alkyl or alkoxy, with a substituent amount of 1-5, and m=0-3; or when m≥ 2, adjacent R 9 or R 8 and R 9 groups can be incorporated into C 3 -C 7 aliphatic ring or aromatic ring, and R 8, R 9 can be the same or different; R 2, R 3, R 4 and R 5 are H, C 1 -C 8 alkyl or alkoxy, phenyl, substituted phenyl, 1-naphthyl, 2-naphthyl, pyridyl, furyl or thienyl, and the substituent on said substituted phenyl is C 1 -C 8 alkyl or alkoxy, with a substituent amount of 1-5, or R 2 and R 3, R 4 and R 5 are incorporated into C 3 -C 7 aliphatic ring or aromatic ring, respectively; R 2, R 3, R 4 and R 5 can be the same or different; R 6, R 7 are H, C 1 -C 8 alkyl, C 1 -C 8 alkoxy, C 1 -C 8 aliphatic amido group, and n=0-3; or when n≥ 2, two adjacent R 6 groups or two adjacent R 7 groups can be incorporated into C 3 -C 7 aliphatic ring or aromatic ring, and R 6, R 7 can be the same or different; R 8, R 9 are H, halogen, C 1 -C 8 alkyl, C 1 -C 8 alkoxy, phenyl, substituted phenyl, 1-naphthyl, 2-naphthyl, pyridyl, furyl or thienyl, and the substituent on said substituted phenyl is halogen, C 1 -C 8 alkyl or alkoxy, with a substituent amount of 1-5, and m=0-3; or when m≥ 2, adjacent R 9 or R 8 and R 9 groups can be incorporated into C 3 -C 7 aliphatic ring or aromatic ring, and R 8, R 9 can be the same or different; R 10 is H, C 1 -C 8 alkyl, phenyl, substituted phenyl, 1-naphthyl, 2-naphthyl, pyridyl, furyl or thienyl, and the substituent on said substituted phenyl is C 1 -C 8 hydrocarbyl or alkoxy, with a substituent