The bonding method and equipment invention patent of Mechanical device acoustic panels won the gold medal in the 12th National Invention Exhibition.
Serinette clockwork spring patent won bronze in the 12th National Invention Exhibition.
18 sounded mechanical music cassette mechanism was rated as the top ten scientific and technological achievement.

1998
Yunsheng banded serinette won the Brussels "Eureka" World Gold invention.
Yunsheng banded serinette was rated as the famous brand in Zhejiang.
42MGOe Nd-Fe-B magnets were rated as the second prize for scientific and technological progress in Ningbo City.

1994
3S new film of music serinette and craftwork won the second prize in technological progress in 1993
3S mechanical pattern music cassette mechanism won the second prize in scientific and technological progress in 1994.