Automotive
Engineered for durability and noise reduction in high-vibration environments.
- Door and window seals
- Engine gaskets
- Wire harness sleeves
Shenzhen Jixinya Silicone Products Co., Ltd.
Precision Silicone Sealing Solutions
A source factory in Shenzhen, not a trading company. We keep the whole chain under one roof — compound mixing, extrusion, molding and finished-part testing — and ship custom silicone seals to buyers in 30+ countries.
Automotive New Energy Food
+86 134 1753 8619 30+
countries served
ISO 9001 FDA RoHS UL 94 V-0 REACH
Certificates available on request · Batch test reports issued
Why choose us
Factory control from compound to finished part
Most sellers in this category buy from someone else. We run the machines.
Full In-House Control
From raw material mixing to finished product testing, we oversee every step to ensure consistent quality and full traceability.
Scale & Customization
High-precision extrusion lines and our own mold processing center handle both large-volume orders and unique custom designs — including rapid prototyping.
Global Compliance
Food-grade and industrial-grade compounds meeting FDA, RoHS and UL requirements, already exported to 30+ countries.
Industries we serve
Three industries, one sealing problem each
We build to the failure mode your application actually has — not to a generic datasheet.
New Energy
Flame-retardant and weather-resistant compounds for battery and charging systems.
- Battery pack seals
- Charging station gaskets
- Thermal and pressure barriers
Food Industry
FDA-certified compounds for direct and indirect food contact. Safe, odourless, steam-resistant.
- Food processing seals
- Brewing and dairy lines
- Lunch box and container rings
Featured products
Extruded strips, profiles and custom seals
Profiles, hardness and colour are made to order. Send a drawing or a sample and we quote against it.
Automotive
Profile Silicone Strip (D, U, V Types)
Versatile D, U, V profile silicone strips offering high elasticity and effective dust/water sealing for automotive applications.
- Hardness
- 40~60 Shore A
- Temp range
- -60°C to 230°C
Automotive
Industrial P-Shaped Multi-Function Seal
P-shaped silicone seal designed for multi-purpose automotive sealing, providing waterproof, dustproof, and noise reduction properties.
- Hardness
- 50~65 Shore A
- Temp range
- -60°C to 230°C
New Energy
Rectangular Solid Silicone Strip (Self-Adhesive)
High-density solid silicone strip with self-adhesive backing, ideal for new energy applications requiring pressure resistance and durability.
- Hardness
- 50~70 Shore A
- Temp range
- -60°C to 230°C
New Energy
High Density Solid Silicone Strip (Rounded Square)
High-density solid silicone strip with rounded square profile, offering excellent pressure and wear resistance for new energy applications.
- Hardness
- 55~70 Shore A
- Temp range
- -60°C to 230°C
Food
Hollow Profile Silicone Strip (Multi-Cavity)
Lightweight hollow silicone foam strip with excellent resilience and shock absorption, ideal for food industry sealing applications.
- Hardness
- 20~40 Shore A
- Temp range
- -50°C to 180°C
Food
Mixed Profile Silicone Strip Set (Colorful)
A set of colorful silicone foam strips in various profiles, offering versatility and reliable sealing for food industry applications.
- Hardness
- 20~50 Shore A
- Temp range
- -50°C to 200°C
Own factory, own tooling
3,000+ m2
Production base
In-house compounding and extrusion
30,000 m/day
Extrusion output
Ready stock for standard profiles
10+ lines
Extrusion lines
Round, square, hollow and sponge profiles
In-house
Tooling & moulds
Custom dies cut in 7-15 days
We run our own extruders and cut our own dies, so quotes, tooling schedules and revisions stay under one roof. Ask for a factory audit or a live line recording — we will send both.
Who we are
A source factory, not a middleman
Shenzhen Jixinya Silicone Products Co., Ltd. is a manufacturer focused on the R&D and production of silicone sealing solutions. Our core products are silicone extruded strips, lunch box sealing rings, and custom silicone seals. As a source factory in China's niche market, we combine scaled production with full customization capability.
Guided by the philosophy “Reliable Sealing, Quality First”, we run an in-house R&D and quality control team. From raw material mixing, extrusion and molding through to finished product testing, we keep the entire process under our own control.
Our products are made from food-grade and industrial-grade silicone, offering strong temperature resistance, weather resistance, waterproofing, dustproofing and shock absorption. They comply with international safety and environmental standards, and are exported to overseas markets.
R&D Team
In-house compound formulation and product design
Production
High-precision extrusion lines and mold processing center
Quality Control
Strict inspection from raw materials to finished products
Certifications
ISO 9001 · FDA · RoHS · UL 94 V-0 · REACH
Send a drawing, get a quote
Tell us the profile, hardness, colour and quantity. We reply within 24 hours on business days.