Wholesale business of general building materials
Plywood manufacturing and wood processing business
Construction works business
Message from the President and COO of JK Holdings
JK Groups's Work to Preserve the Environment
JK Holdings Group's Basic Policy for Procuring Wood Building Materials
JK Timber Engineering Group
JK Timber Engineering Group Introduction
What is Laminated Lumber and LVL?
Planning and Itemized Breakdown of Laminated Lumber and LVL Construction
Completed Construction Projects
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