1. desktop using quality plywood, fire resistant, scratch resistant, long service life. 2. The chair frame with high frequency cold-drawn pipe surface by spraying, environmental non-toxic odorless, clean and smooth. 3. The use of plywood chairs seat surface pressure thermoforming and fire board, fire resistant, scratch resistant. 4. bucket made of high quality cold steel table, go through all the oil, rust, phosphate, powder coating high temperature baking. 5. Reasonable structure, positioning accuracy, well-made, durable, ergonomic design. 6. The combination according to demand freedom, single and double column, single, double, small square stool, stool backrest can mix and match.