Yantai Radio Factory; Yantai 烟台无线电厂:

Shān​dōng​​ 山东, trad. 山東 or Shān​dōng​shěng​ 山东省, trad. 山東省 (Sshěng 省 = province): The province Shandong (Shantung) is in (northeast) East China (E), abbr. 魯｜鲁. The capital is Ji'nan 濟南｜济南.
Yantai, 烟台, Mandarin Yān​tái​, trad. Chinese 煙台, is a prefecture level city in Shandong.
无线电厂, trad. 無線電廠 (Radio Factory) = Wú​xiàn​diàn ​无线电 = Wireless (we call it Radio, because most used); Chǎng​ 厂 trad. 廠 = Factory (yard / depot / workhouse / works / (industrial).

Brands:
Qianxiao, 前哨, Mandarin qián​shào​, which is "outpost" in English.

History:

1967 In May, Yantai Electronic Instrument Factory (later renamed the Radio Plant in Yantai) produced the brand 前哨, Mandarin qián​shào which is in English​ "outpost", e.g. a J4014 transistor portable radio, a wood case prototype. Plastic radios were made from 1968 like 前哨 J501, B501 until 1974 and also "Satellite" brand 803-based, 60l 11To 60l a type 5, 6,102 and the "City" card 702, 730l-type, 7302 type, etc. The "Satellite" 601-3 and 601-4 desktop radio was a novelty, with good quality and beautiful. In 1973 Fifth Radio National rating it scored 84.89 points, respectively 82.31Points for the first and second desktop. Since then, the plant expanded production of brand-name products, and continued to expand product variety. 1975 it brought the "Satellite" brand 9101Type 9.

1976 in the Sixth National Conference on Radio ratings were 4 desktop first. Type 9101 and type 9104 radio had become the dominant plant products. 1978 Fourth Machine Industry Ministry as a national radio factory in Yantai18 Radio One key manufacturers. In March 1979 the Yantai area electronic radio factory was renamed Radio Factory, Yantai.

1981 production on desktop radios was raised from 1979 128,000 units to 282,000 units upsurge was mainly economic and technical indicators are the best in history. From 1982, the sales market changes, production plummeted, the product backlog. June 1984 was the factory revoked to restore the name of Yantai radio factory. Between 1967 and 1985, Yantai Radio Plant has produced a variety of radios with more than 320,000 units, which resulted in 2.27 million yuan in profits and taxes.

This has still to be cleared up:
Since1978, there have been 28 Weihai Factory Radios, 31Type desktop radios, "Red Bud" brand pocket radios, radio Idea of Inner Yantai's clock radio, 798 -1 Six tube radios and 70l-l type desktop radio, Huangxian radio factory's "Double Butterfly" brand 710l, 7102, 7103, 901 and 902 type radios and portable desktops, floor-radios. A radio plant was also in Tangerang, "Mount Tai" brand 70lO type and "Ling Lan" brand J 1 2A, J 1 2B type desktop radio, Qixia a radio factory in the TL 2 -1Type, F80l type, F9201Type desktop tape recorders, TJ 1 2 -1Type, DLll type, JSC 1 7201Type collection to sing and drying machine, Yantai radio Liu Chang's "Bo sound" card "Chunyan" brand desktop dual-purpose machine revenue to sing, Rongcheng radio component factory "Sea Hawk" brand 7 desktop radio production. Since the difference of high quality products,1981～1982 years has discontinued production of total133 800 units.