Hello, the name can have the word machining
Business scope: wholesale and retail of XX parts, xx accessories, (name of assembled equipment) retail and wholesale.
If you do not write down machining in the scope of experience, just write down the finished product after processing.
Another name suggested is XXX Machinery Co., Ltd. Such a name covers a wider scope and can sell equipment and also include assembly services.
I hope my sparring is helpful to you!