Por que os clientes nos escolhem :
- Fabricante - Controle Direto
- Suporte de engenharia
- Qualidade consistente
- Prazo de entrega confiável
Sobre o composto WeiHai LongHe
Founded in 2009, we are a carbon fiber products manufacturer located in China, focusing on the R&D and production of various carbon fiber Chapas e placas, Tubos compostos, Peças e perfis, and all kinds of customized carbon fiber structural parts.
Here you can get a one-stop carbon fiber solution – from requirement understanding, structural proposal, sample prototyping, to stable mass production and continuous delivery.
Our technical team has more than 10 years of experience in the composites industry, together with the mature production process and strict quality inspection system, to ensure that each delivered product meets your design expectations and application requirements in terms of performance, size and consistency.
Factory Show
Factory Exterior
Fabrics Machine
Workshop
Mold Room 1
Mold Room 2
Customize Mold
Oven
Autoclave
CNC Machine
Produtos
Mast Machine
Package
Suporte de engenharia
Our engineer team is composed of technicians who have been focusing on carbon fiber and composite materials for a long time. The core members have more than 10 years of experience in the industry and are familiar with the structural design, material selection and manufacturing process control in different application scenarios.
They not only understand the drawings, but also understand the force, weight, strength and consistency requirements of the products in actual use. At the early stage of the project, our engineers will participate in the manufacturability assessment (DFM), take the initiative to point out the potential risks, and propose more stable and mass-producible solutions without changing the core functions.
Whether it’s technical details, drawing validation, or tolerance, process and lot stability issues, you get clear, timely, actionable feedback.
Quality Control & Repeatability
Our quality system is built around process control and repeatability
Customer Voice
Por que os clientes escolhem ficar conosco
Enviamos arquivos STP e recebemos feedback útil em vez de apenas um preço. Isso nos poupou tempo durante a criação de protótipos e o dimensionamento.
Daniel Wright
Gerente de operações da Austrália
Fizemos o pedido das mesmas peças várias vezes e as dimensões e o acabamento permaneceram estáveis. Isso é importante para nossa linha de montagem.
Michael Anderson
Gerente de Engenharia dos EUA
Sem promessas exageradas, sem discurso de vendas. Quando algo não era ideal, eles explicavam as vantagens e desvantagens e sugeriam alternativas.
Hiroshi Tanaka
Desenvolvimento de fornecedores do Japão
Eles não se concentram em peças únicas. Depois que nosso modelo foi confirmado, a produção foi previsível e tranquila.
Thomas Müller
Gerente técnico da Alemanha
Percebe-se que eles controlam seus próprios processos. As perguntas sobre tolerâncias e ferramentas foram respondidas diretamente pelas pessoas que realmente fabricam as peças.
Jan de Vries
Gerente de cadeia de suprimentos da Holanda
Começamos com amostras e passamos para pedidos repetidos. Os prazos de entrega e a qualidade permaneceram alinhados com o que foi acordado no início.
Ahmed Al Mansoori
Gerente de projetos dos Emirados Árabes Unidos
Our Mission
Our mission is to be our customers’ trusted carbon fiber parts manufacturing partner.
We specialize in reducing manufacturing risk, guaranteeing quality consistency, and supporting long-term project stability.
In every project, we set the standard for rigor and accountability to create predictable, replicable manufacturing results for our customers.
Carl Wang
Vice President of Sales
I come from a manufacturing background and have spent my career working closely with composite materials, production processes, and industrial supply chains. Before founding the company, I was directly involved in material selection, process optimization, and supplier coordination for carbon fiber and composite components across multiple application scenarios.
My focus has always been practical: how materials perform in real projects, how production consistency is maintained at scale, and how procurement risks can be reduced for long-term partners. I believe carbon fiber is not a “premium material by default,” but a technical solution that must be applied correctly, manufactured consistently, and delivered with clear engineering accountability.
Today, my role is to ensure that our carbon fiber sheets are produced with stable processes, realistic specifications, and transparent communication—so our customers can make confident decisions for project-based sourcing, batch procurement, and OEM collaboration.
Your quotation will be provided within 12 hours.
What You May Want to Know
Here are some most popular FAQs during our experience as a carbon fiber solution provider, and please feel free to contact us if you have more questions.
What products do you specialize in?
Carbon fiber plates, tubes, rods,parts and custom structural components for OEM projects.
Which markets do you serve?
We primarily serve customers in Europe, North America, Japan, South Korea, and global OEM markets.
Do you support sample customization?
Yes, we provide sample support.
If you have questions about the feasibility of the design, you can send us drawings or requirements, our engineers will evaluate and provide professional advice.