We have a designing team of 30 designers, who responsible for product design, modification, product crafting, structure , CAD, 3D etc. We keep learning and making progress all the time, cooperating with famous European、Asia and domestic designers for product design.  


Apart from original design, we accept product customization as well. Providing one stop service to client from design, drawing, sample, testing, production, inspection, transportation and installation.

Product solution

3D plan

Spatial layout design

Installation instruction



We offer cad drawing design service with project solutions, which can provide effective instruction for room design and accurate seat configuration for assembling.

Once we get the cad from client, we react within 4 hours and offer solutions according to the room status.

Our products can be assembled on flat floor or on an existing step construction with either straight or arch design.



Our production team consist of 6 workshops, which includes mould, metal, bending wood, varnish and injection molding for foam and plastic.


✔  100% new raw materials

  Environmental friendly materials for foam, fabric, glue, varnish… 

  Plywood E1, E0, F ★★★★ star available

✔  Japan JIS standard, SGS, Biffma testing and etc.

✔  Strong QC team for inspection of production process



Using five layer hardened cartons, while inner protection of the goods detailed to every corner.

To make sure the packages are strong enough to bear the potential damages during transportation. 


✔ 5 years warranty for main components

Including damage of metal parts, wooden parts, leg, seat, back, base and etc.

✔ 3 years warranty for small components

Including damage of plastic parts, fabric, writing tablet and etc. 

If the quality problems are caused by any of the following reasons, Hongji will not commit the above warranty, but client can pay for the service.

▶ Not the promised products by Hongji

▶ Abnormal usage of products or artificial damage

▶ Exceeding the warranty period

▶ Damage by natural disaster or accident