Stone Shi's company Oravida donated a further $30,000 to the National Party late last year, taking the company's total support in recent years to over $80,000.
Updated Electoral Commission records show Oravida donated $30,000 to National on December 23.
Three years ago National received donations totaling $56,600 from the company which has Justice Minister Judith Collins' husband David Wong-Tung on its board.
Read more: Collins sought official briefing before 'private dinner'
The records show National also received big donations from Hobsonville resident Xiao Miao Fan who gave a total of $63,500 last year.