How many hardware and electronics factories are there in Shangsha?

There are at least dozens of hardware and electronics factories in Shangsha:

Dongguan Chang 'an Shangsha Taifu hardware plastic electronic equipment factory

Dongguan Chang 'an Shangsha Yu Lian Hardware Electronic Equipment Factory

Dongguan Chang 'an Shangsha Ding Yu Electronic Hardware Factory

Dongguan Chang 'an Shangsha Muyong Electronic Hardware Factory

Dongguan Chang' an tengshuo hardware electronic equipment factory

Dongguan Yi Kai hardware electronics co., ltd

Dongguan shenhong hardware electronic technology co., ltd

Dongguan qiyao hardware electronic equipment technology co., ltd

Dongguan Li Huan Hardware Electronic Technology Co., Ltd.

Dongguan jingke hardware electronic equipment factory ...