YJACK Technology Sdn Bhd is an independent, competent and professional company offering pile testing services. Our experience and expertise enables us to provide practical advice on the best pile testing method for your project needs. Our world patented innovative pile testing method, YJACK, caters for a broad range of loading capacities and pile sizes that meet the industry’s requirements. Our trained and experienced technical staff are committed to providing prompt and quality services. We are conscientious in our work and always committed to serve you.