Huizhou Ramson Technology Co., Ltd. is a professional ISO-certified modern linen fabric living room sofa factory in China, providing modern furniture solutions for commercial and residential contract projects. As a direct manufacturing partner for buyers searching for modular sofa manufacturers and suppliers in China, we offer factory-direct wholesale pricing, complete OEM/ODM customization, strict quality control, and reliable support for global projects.

We Build This Sofa

JF-5155 is a modular sectional sofa we manufacture specifically for serviced apartment and project procurement. Below is exactly how our factory builds it - the raw materials, the internal construction, and the QC steps we run before it ever leaves the workshop.

Application Scenarios

Hospitality & Vacation Rentals:

Light fabric brightens lobbies and lounges; stain-resistant finish simplifies turnaround cleaning.

Residential Development:

Neutral palette creates inviting model homes that help potential buyers visualize their décor.

Flexible Space Planning:

Reconfigure modules as needs evolve-perfect for co-living operators and commercial office breakout areas.

Bulk Order Consistency:

Reliable quality across 20 to 500 units, backed by a replacement parts program for property managers.

Frame

We use a poplar multi-layer plywood frame, reinforced with corner brackets and assembled with a combination of corner-brace fixing and pneumatic staple/nail-gun joints. This is the structural approach we've relied on for years on serviced apartment projects - it holds up under the frequent, multi-person seating load that project sofas see far more than residential pieces.

Spring System & Base Support

The seat base uses 3.8mm S-shaped flat springs combined with pocket spring cushioning and a webbing base underneath. This layered support spreads seating pressure across the frame and reduces long-term sagging risk - a common failure point on lower-spec project sofas.

Foam Configuration

Seat cushion (main foam): 28kg/m³ foam - comfortable seating feel while resisting compression under daily project-level use.
Base & side-panel filling: 23kg/m³ foam.
Backrest & support layers: 18kg/m³ foam..

We support adjusting foam firmness for project requirements - density can be tuned to the region or the client's seating preference.

Every incoming batch of foam goes through incoming inspection at our factory - we verify the density spec before it's approved for cutting. We don't run production on generic, unverified foam.

Fabric

Standard fabric is a 100% polyester, easy-clean upholstery textile, Fabric is swappable for project orders, and every fabric used on a project order goes through SGS abrasion-resistance testing.

Legs

Slim black metal legs - a stable, minimal base that fits current apartment living-room styling.

Modular Structure & Reorder Support

JF-5155 is built as a freely combinable modular sectional sofa: modules can be arranged to fit different apartment living-room layouts, and individual modules can be reordered separately after the initial project delivery. We manage fabric by production batch, which keeps visible color difference to a minimum even on multi-year reorders.

Key Specifications

Configuration	Length (W)	Depth (D)	Height (H)	Seat Height (SH)	Seat Depth (SD)	Leg Height
3P + 2 backrest	200 cm	101 cm	90 cm	41 cm	67.6 cm	12 cm
3P	200 cm	101 cm	41 cm	41 cm	60.3 cm	12 cm
2 backrest	70 cm	51 cm	49 cm	–	–	–

Packing Configuration	Carton (L×W×H)	CBM(m³)	N.W.(kg)	Loading(sets)
3P + 2 backrest	202 × 103 × 31 cm	0.645	55 kg	77
3P	205 × 106 × 35 cm	0.7606	43 kg	109
2 backrest	75 × 66 × 53 cm	0.2624	14 kg	306

Certifications & Who Builds It

Fabric passes SGS abrasion-resistance testing.
Foam meets the GB 8410 A-0 fire-retardant standard.
Product R&D and in-house QC are led by our founder, Gigi Xie, with 17 years of sofa manufacturing and foreign trade project experience.

View full certification list →

FAQ

Q: What makes JF-5155 better than ordinary sofas - is it worth the extra budget for my serviced apartment project?

A: The core advantages lie in modular design and heavy-duty internal construction. This modular sectional sofa supports flexible layout combinations for different apartment living rooms. The 28kg/m³ seat foam plus reinforced plywood frame performs far better under high-frequency daily use in serviced apartments. For long-term project operation, you're able to re-order separate modules years later without obvious fabric batch color difference. If you're working on a tight-budget project, we can also adjust the foam specification to offer a cost-optimized variant.

Q: How is the fabric cleaned and maintained?

A: The standard fabric is a 100% polyester easy-clean textile - most everyday spills wipe off without leaving a stain. For deeper cleaning, we recommend a mild upholstery cleaner and avoiding harsh solvents.

Q: Does JF-5155 ship KD (knock-down) for easier packing?

A: Yes, JF-5155 ships in KD form for efficient container loading and easier on-site assembly - see the packaging table above for carton dimensions and weights per configuration.

Q: What does the ocean freight packaging look like?

A: Each module/seat configuration is individually cartoned; see the CBM, net weight, and gross weight figures listed in the specification table above, sourced from our BOM.

Q: Can JF-5155 be customized?

A: Yes - fabric, overall dimensions, module combination layout, and foam firmness can all be adjusted for project requirements.