Services

ONA not only provides high-quality spare parts but also creates extended value for customers through a systematic service framework.

1. Comprehensive Equipment Coverage:  We cover key spare parts suit for mainstream crushing and screening equipment brands including Metso, Sandvik, Symons, Trio, and Terex, including wear parts, spare parts, bronze parts.  We offer a wide variety of products and options, Made in China, original, OEM replacement parts and aftermarkets.

2. Material and Process Customization: ONA Casting will not only produce via original blueprint but also provide professional advice on material selection, process feasibility, and cost optimization. We will scientifically recommend the most suitable material solution based on the characteristics of the crushed material (such as hardness, abrasiveness) , impact load strength, working environment (temperature, humidity), and production capacity requirements if the customer is unsure about material selection. Whether it's high-manganese steel with excellent impact toughness and work-hardening properties, high-chromium cast iron suitable for high-stress abrasive conditions, or inlaid alloys that balance matrix toughness and extreme surface wear resistance, we will provide you with multiple options.

3. Appearance and Logo Customization: We support personalized customization of product color, logo, casting number, etc., to enhance brand recognition for you. During the production process, we will proactively provide physical photos or videos at key stages (such as after moulding and painting) to ensure that the customized effect is exactly as you expect. 

Service System

Pre-sales: At ONA, we provide barrier-free, fast-response pre-sales services. Whether you provide part numbers, part book, product photos or videos, our team of engineers is committed to providing professional product confirmation and detailed quotations within 8 hours. Even you have never purchased products from us, we will provide impartial technical diagnostics and optimization suggestions. Since our engineers with deep expertise from original brand, we help you analyze compatibility, performance gaps, or root causes of failures, transforming problems into opportunities for improvement.If you are unsure whether or when to replace parts, our engineers can perform wear life assessments based on your operating data and part condition, providing data-driven replacement recommendations to avoid unnecessary downtime and premature part replacement.We believe that professional support should begin before an order is placed. At ONA, every inquiry is considered the beginning of building a trusted partnership.

In-sales: Transparent Co-Production & Adaptive Coordination

During production, we implement a visual co-management system, providing you with scheduled updates—including photos and videos—from each critical stage: material readiness, casting/forging, heat treatment, machining, and final inspection. This ensures complete visibility and quality verification in real time.Should you need to modify specifications or add items mid-production, our project team promptly evaluates feasibility, reschedules workflows, and optimizes logistics—whether by merging shipments or planning phased deliveries—to align precisely with your operational timeline and inventory strategy.We believe every order is a collaborative project, not just a transaction. Through proactive updates and flexible coordination, ONA delivers not only products, but also clarity, reliability, and a true partnership experience throughout the manufacturing journey.

After-Sales Service: After your goods are shipped, we will continuously update the logistics status and provide complete customs clearance document support to ensure your goods arrive smoothly and on time. We will also prepare and provide a complete set of customs clearance documents in advance (commercial invoice, packing list, certificate of origin, and any necessary compliance declarations) based on your country/region's import regulations to prevent delays and ensure a smooth handover. During use, if you need assistance with installation, commissioning, or daily operation, our support team can provide remote assistance via video call or provide detailed step-by-step illustrated guides to clarify operating procedures, torque specifications, or alignment adjustments. If any abnormal performance or potential product issues arise, simply share photos or short videos of the problem. Our engineers will typically provide an initial diagnosis within 24 hours and develop a clear action plan—including parts replacement, on-site guidance, or process adjustments—aimed at restoring normal operation with minimal downtime. If further problems occur with the product, we can provide repair services. We can also provide service for products purchased from other suppliers, ensuring a comfortable experience for you.

With precise products and systematic services, ONA helps customers improve equipment efficiency and reduce operating costs, becoming your trusted long-term partner.