Durability   The anchorage frame is all processed by the overrall    sand blasting process. The surface is smoother and    more beautiful. It is treated with anti-corrosion blasting.   It uses the highest quality paint in the tower crane industry,   with strong adhesion and longer durability.
More Secure                           All chord connections are all gas-shielded and                            welded. All the products are tested by weld                            inspection, x-ray and UT ultrasonic inspection.                            It is more secure.
	Professional Service SYM has more than 20 years tower crane experience. SYM will supply you best professional advice. 24 hours customer service give you quickly feedback.

1. All steels are selected from high-quality Q345B,Q235B steel, and the main
chords and diagonal struts are made of special square steel pipes and
angles steel.

2. The trolley is all processed by
the overall sand blasting process. The surface is smoother and more
beautiful. It is treated with anti-corrosion blasting. 

     It uses the highest quality paint in the tower crane industry, with strong adhesion and longer durability.

3. All chord connections are all gas-shielded and welded. All the products
are tested by weld inspection, x-ray and UT ultrasonic inspection. It
is more secure.