... ware,tools, accessories, knives,eyeglasses and clocks, jewelry,auto parts,luggage buckle, cooking utensils, stainless steel products and other industries ... installation date or 2000 working hours ex-works, except for the consume parts, such as focus lens, reflector mirror, which are ... the buyer’s factory. The seller shall not responsible for destroying due to contrived defect. 30W Fiber laser----the ...