Chinese Farmers Spraying Wolfberries With Industrial Sulfur: State Media - Business Insider - lemm.ee

Goji, goji berry, or wolfberry (Chinese: 枸杞; pinyin: gǒuqǐ) is ... [from wikipedia]

I can't read most of the article due to paywall, but I thought many dried fruits had sulfur something something in them to preserve color. I wonder if this is just an extreme version of that

A couple of seconds searching confirmed that it’s goji berry.