exhibit 10. 9 execution copy mill river investment company no. 10 - 37c, lane one, weifang west road, pudong district, shanghai china 200122 telephone number : 8621 - 5888 232 dated as of october 30, 2019 greenvision acquisition corp. no. 10 - 37c, lane one, weifang west road, pudong district, shanghai china 200122 attn. : zhigeng fu, chief executive officer re : administrative services agreement gentlemen : reference is made to that certain administrative services agreement dated as of october 1, 2019 between greenvision acquisition corp. and mill river investment company. this letter shall confirm our mutual agreement that the administrative services agreement has been terminated in full as of october 30, 2019 without any further obligation of either party and without liability of greenvision acquisition corp. to mill river investment company. very truly yours, mill river investment company by : / s / qi ye accepted and agreed : qi ye, president very truly yours, very truly yours, mill river investment company mill river investment company by : / s / qi ye by : / s / qi ye accepted and agreed : qi ye, president qi ye, president greenvision acquisition corp. by : / s / zhigeng fu zhigeng ( david ) fu, chief executive officer greenvision acquisition corp. greenvision acquisition corp. by : / s / zhigeng fu by : / s / zhigeng fu zhigeng ( david ) fu, chief executive officer zhigeng ( david ) fu, chief executive officer