Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: Singulus to support Blu-ray Disc mass production DECEMBER 03, 2004 (IDG NEWS SERVICE) - TOKYO -- Blu-ray Disc will take an important step forward next year when Singulus Technologies AG begins selling machines for mass producing read-only versions of the discs, the company said this week.

Sci/Tech