The long-tail theory means that as long as the channels for product storage and circulation are large enough, the market share occupied by products with poor demand or poor sales can be comparable to or even larger than those of a few hot-selling products. Based on the above definitions, what does the following not reflect the long tail theory? ['Of the tens of thousands of merchandise books on the Amazon online bookstore, although some of the titles are small in sales, they rely on a variety of types to accumulate less and more, accounting for half of the total sales.', 'Vipshop is a B2C company specializing in heavily discounted branded goods. It has achieved great success by helping many brands handle small quantities of off-season products.', "Sina is the world's largest Chinese portal, and its main performance is supported by advertising operating income, and online advertising has become a larger and larger proportion of total revenue.", 'ZARA launches about 12,000 fashions in a year, and the volume of each fashion is generally not large. It succeeds with a multi-style and small-batch marketing strategy.']