Schwinn Bicycle Company a separate deal with the China Bicycle Co. (CBC) to produce bicycles to be sold under the Schwinn brand. In retaliation, Giant introduced its own line of Giant-branded bikes for sale to retailers carrying Schwinn bikes. Both Giant and CBC used the dies, plans, and technological expertise from Schwinn to greatly expand the market share of bicycles made under their own proprietary brands, first in Europe, and later in the United States. By 1990, other United States bicycle companies with reputations for excellence in design such as Trek, Specialized, and Cannondale had cut further into Schwinn's market. Unable to produce
Trek Bicycle Corporation in the company. Despite the split, Trek and Trek Travel enjoy a close working relationship. In 2003, Trek acquired Villiger, a Swiss bicycle company, and Diamant, the oldest bicycle company in Germany. The acquisition gave Trek a foothold in the active-leisure bicycle market, an important segment in Europe. As part of the acquisition, Trek took over ownership of the Villiger-Diamant production facility in Hartmannsdorf, Germany. Trek's global expansion continued in 2005, when Trek expanded into the Chinese market by opening two stores in Beijing and signing deals with 20 Chinese distributors. For the third time in its history, in 2005