C1429 You Ride a Donkey and Watch the Song

The next morning.

The World Hall welcomed a busy day. Mechanical equipment from all over the world had been transported to Shanghai and was being assembled in the World Hall.

The three major light machine manufacturing companies in the world, HL's ASML, Rb's Nikon, and Canon were all gathered together.

They brought along the best optical carving products and participated in this Expo