The National Party collected $1.4 million in donations last year while the Labour Party was languishing with just $279,134.
The donation returns for 2015 have just been released and show National's donors included milk powder manufacturer GMP Dairy which focuses on exports to China.
The dairy company donated $25,338 in five separate donations. Parties must disclose all donations of money, goods or services worth more than $15,000.
Stonyridge Vineyard on Waiheke Island also donated a total of $21,720. Other donors included Auckland real estate giant Garth Barfoot ($25,000), property developer Adrian Burr ($27,350) and National Party member Kit Parkinson ($17,044) all of whom are known National supporters. Mr Barfoot and Mr Burr have donated in the past. Christine Che donated $15,800 and Brijesh and Nivedita Sethi, the owners of private training establishment the NZ School of Education, donated $21,900 through their company, Sethi Business Group.
National's tally also includes the previously disclosed $60,000 donation from the Gallagher Group. The party also took in about $1.19 in smaller donations.