The question is way to broad. You can narrow it down and get a more meaningful answer. Narrow down things like country, product, maybe by materials used, that kind of thing.
There are 259 surfboard manufacturers in the U.S.A.
130
There are many hard drive manufacturers. Seagate is a best solution.
There are many different manufacturers of external portable hard drives. One of the most popular, trusted and credible manufacturers is Seagate. They are used around the world by many.
two
Men's shoe manufacturers employed 17,182 in 1997
Men's shoe manufacturers employed 14,155 in 2000
There are many manufacturers of aeroplane or airplane engines. The leading manufacturers of airplane, aeroplane, or jet engines are Boeing, General Electric, and Pratt & Whittney.
There are hundreds of airplane manufacturers in the world at present. However, Boeing, Airbus, and Lockheed are the largest by far.
Android is an "operating system" - that is software - that can run on many manufacturers' computer hardware. There is no such thing as "an Android Box".
2,501 people worked for House slipper manufacturers in 1997
Only one: Lamborghini.