This is why Wiston's sparkling wine is so successful - as revealed by Kirsty Goring at an event to promote Sussex exports

Kirsty Goring, the marketing director of Wiston Estate Winery explained the secret of their success at SussExport - a day organised by Arundel and South Downs MP Andrew Griffith to support businesses across the county to expor
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You can hear what she had to say in this video.

She was one of the guest speakers at the event - which was also attended by the Secretary of State for International Trade Liz Truss.