YJACK Overview

YJACK, Malaysian Brand, World Patents, The World’s Best Pile Load Test.

YJACK Technology is an independent, competent and professional company offering pile testing services ranging from static, dynamic to imaging pile testing. We specialized in pile testing with 3 decades of experience. Our world patented Malaysian Brand innovative pile testing method, YJACK Bi-Directional Pile Load Test, caters from small loading driven reinforced concrete piles to large loading cast in-situ bored piles, reinventing the bi-directional pile load test to enjoy low cost and work safe but equal to conventional top loaded kentledge test results.
As the Malaysian innovative technology, we sought validation tests with Malaysian construction authorities:
YJACK Validated by CREAM (Construction Research Institute Malaysia), for YJACK on concrete piles
YJACK Validated by PWD/JKR (Public Works Department/Jabatan Kerja Raya), for YJACK on bored piles

With technology validations with high results accuracies and various international awards, we obtained the following accreditations:
Malaysian Brand, accredited by SME Corp and SIRIM QAS, Malaysia
SME Competitiveness SCORE Rating 5*STAR, accredited by SME Corp, Malaysia
CIDB Competency SCORE Rating 4*STAR, accredited by CIDB (Construction Industry Development Board)

Our trained and experienced technical teams are committed to providing prompt and quality services. We are conscientious in our works and always committed to serve you. We look forward to meeting your every need in pile testing. 





Accreditation Certificates

CIDB Competency 4*STAR

SME Accreditation

CREAM Validation

JKR Accreditation

Malaysian Brand Accreditation

US Patent - YLOAD Patent 1

US Patent - YLOAD Patent 2

YJACK World Patent

Indonesian Patent

Singaporean Parent Patent

US Patent - Close Ended 1

US Patent - Open Ended 2

International Awards

International Invention Expo ITEX 2015

Hong Kong CIC Innovation Award 2015

Global Cleantech Innovation Award 2016

STAR Outstanding Business Award 2016

Malaysian Construction Excellent Award 2017

Malaysian MPC Productivity Champion 2017

SIRIM Invention Expo SI2TE 2019

Malaysian Enterprise 50 Award 2019

Why People Choose YJACK?

30 years of Experience

Those that spearhead YJACK have 30 years experience in managing as well as developing a business suited to the pile testing industry


We have operations in multiple countries that give us a wide scope of experience in different geotechnical environments and regions

Proprietary Technology

Our world patents allow us to maintain technology that is unique to us and is able to solve problems that the bi-directional testing industry encounters through our own jack technology

No Steel

The exclusion of the steel plates allow the YJACK to significantly reduce the risk of soft layers forming around the jack and create an overall more reliable and accurate system

Business Opportunities

We are looking for distributors and markets in many other countries to continue making a difference in the pile testing world and continue the dream of being the world's best pile test


We employ a young and dynamic team that is willing to go the distance for the company and contribute ideas as well as time to make sure the company is able to achieve our sustainability goals

How to reach YJACK?

YJACK Contacts 

KL Office
20, Jalan PP 11/5, Alam Perdana Industrial Park, 47130 Puchong, Selangor, Malaysia

Tel: +6016 - 2158 129

YJACK Catalog

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