Sim Kuo is Deaf since the age of 3 years and learned in special school for the deaf in Bandung, West Java of late age of 8 years. He loves reading a lot of books and became teacher for the classmates in the dormitory.

Now Sim Kuo is content creator and teaching Indonesian Sign language in hearing schools, churches, interpreter in workshops and mentoring hearing interpreters as well as privately teaching ASL (American Sign Language). In addition, Sim Kuo gives Indonesian sign language vocabulary Holy Bible and songs everyday in Instagram, FaceBook, TikTok and YouTube of Tanda Harapan

Through this Sim Kuo is hoping to contribute best to make Deaf people well accepted by hearing environments, in work places, society by people in entire world.