Which is better, AVIC Optoelectronic or Taiyuan Heavy Machinery?

AVIC photoelectric and Taiyuan heavy machinery are better than AVIC photoelectric.

1, AVIC photoelectric market value 1063 billion, and Taiyuan heavy machinery market value of 700 million.

2.AVIC Optoelectronics is the core technology development zone of the country, and Taiyuan Heavy Machinery can only be regarded as the core development zone of Taiyuan. Therefore, AVIC Optoelectronics and Taiyuan Heavy Machinery are better than AVIC Optoelectronics.