Difference between channel type cable tray and metal cable trunking

Packing for channel type cable tray:
1.Bubble film
2.Double layers bubble film wrapped
3.Pallets is optional for wire basket cable tray
4.Carton for accessories
5. As per requirements

Shanghai Xiaokai Building Material Co.,Ltd is a professional manufacturer located in Jinshan, Shanghai, which is only 40km far from the Biggest port - Shanghai Yangshangang Deepwater Port.
Our company has been established for more than 25 years which have a rich experince in the manufacturing.
Our main products including the cable trays, conduits, struct channels, fittings and other building materials. Our products meet the UL, BS, JIS, DIN, GB standards.

1. who are we?
We are based in Shanghai, China, start from 2011,sell to Domestic Market(61.01%),Oceania(18.28%),Southeast Asia(12.80%),Mid East(4.80%),North America(1.83%),South America(0.91%),Africa(0.37%). There are total about 51-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Cable Tray,Unistrut Channel & Fittings (For Sales),Electrical Conduit & Fittings (For Sales)

4. why should you buy from us not from other suppliers?
Shanghai Xiaokai Building Material Co., Ltd is an enterprise which is specializing in the sale of modern constructive electric tube and the relative products. Our company is a rich experience manufacturer with competitive price and quality control system.

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,Express Delivery；
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian