This industry is dominated by small independent companies with fewer than 20 employees.
A metal doorknob
Industrial patternmaking companies make patterns for forming and molding metal.
doorknobs can be made out of metal, gold, or copper
There are many companies that make metal detectors. The top three best rated ones include White Coinmaster, Teknetics Alpha 2000 and Bounty Hunter Quick Silver.
Combat is the only one
since there is little competition they make more business
There are several companies good at making business signs such as www.nationalsigns.com/ or www.signtronix.com/.
Mostly all door companies in China manufacture PVC doors, foam and lined. A few companies include Anhui Koyo Door and Engineering Co. Ltd. and Zhejiang Justime Industrial Development Co. Ltd.
Yes it is a legitimate company with a great training program.
I am interested to make the walk through dtector gate used at airports and in companies.
There are several companies that make insulated garage doors. Some of the highly ranked companies are Amarr, and Holmes.
That is a good possibility There are many companies out there that need business and will make exceptions. Just call your local companies and ask. They will be happy to have your business.