Wu once again entered his workshop to continue his experiments, receiving more patents, while also investigating market demand and gathering information on competitors. It was the third year by the time he quoted a price.
之後，伍必翔又鑽進研究室繼續實驗，取得多張專利，同時調查市場需求、競爭對手的資訊等，直到第 3 年才報價。