1. What is YH offering?
YH Hydraulic is offering a comprehensive line of hydraulic quality products that are fittings, hoses, ferrules, adapters, machines, hose assemblies, and other related products. We are involved in thousands of items production for several years. We have a professional working team to develop new products as the markets required. We can offer OEM service with samples, drawings, or demands presented. And we are offering best services such as prompt reply to emails, fast products delivery, professional solve of problems, better after sales service, etc.

2. What is the sample policy?
YH Hydraulic is a friendly and active business cooperator. For the first cooperation, we have carried out a sample policy that is working well for checking our quality.
Less than 5pcs for fittings, ferrules, and adapters is free of charge to the stock condition.
Less than 1m for hoses is free of charge to the stock condition.
Regarding to send cost, it has to be pre-paid, express account provided, or paid at your side. If you have trouble with it, we can discuss. 

3. What is the payment term?
In YH, we have three terms used popularly that are
1). 100% T/T in advance
2). 30% T/T in advance, 70% T/T before shipment(or against Bill of Lading)
3). Irrevocable L/C at sight
Other terms are also available in YH Hydraulic, please kindly advise our sales.

4. What are the materials of fittings, ferrules and adapters?
Fittings and adapters come in 45 carbon steel
Ferrules come in 20 carbon steel(mild steel).
Other materials are available such as stainless steel, brass, aluminum, etc. But please advise our sales for your special demands in advance.

5. How does YH control products quality?
YH insists on pursuing better quality for several years in the hydraulic field. From the material purchasing to products packing, we try to do the best. We use the best quality of materials(45 carbon steel and 20 carbon steel) which are bought from official steel company. Our inspectors are checking the right dimensions about four times during CNC manufacture. After zinc plated, finished products will be put to the packing department. Packing staff will check the order quantities, remove burr inside and pack in order in the carton.