New company website: http://www.hutech21.com/Some more info in Hutech21:http://hutech21.en.ec21.com/company_info.jsphttp://www.s-trademart.com/co/h/hutech21/comp_info.htmlhttp://www.ceatec.com/2009/en/visito..._id=E090407#n1Annual revenue USD 10,000,001 - 50,000,000Market cap is only $2,032,588:http://www.otcmarkets.com/stock/CLGZ/company-infoInteresting info from Apr. 2010 10-K:
Recent Sales of Unregistered Securities; Use of Proceeds from Registered Securities
On July 13, 2009, the Company issued 3,800,000 shares of common stock to its consultant for business advisory services rendered in fiscal years 2008 and 2009. The fair value of this stock issuance was determined using the fair value of the Company’s common stock on the grant date, at a market quoted price of $.27.
On July 13, 2009, the Company issued 742,000 shares of its common stock to settle the loan from shareholder of $58,120 and the loan from a third party of $16,000, which were accrued expenses in connection with the Company’s overseas consulting and advising fees, lawyer fees, and accounting fees from period to period, paid by the shareholder or the third party out of the bank accounts in the United States due to the strict laws and regulations imposed by the Chinese government on out-going foreign currency wire transfers.
The loans from the shareholder or from the third party have the option to convert within two years into common stock of the Company at the price of $.10 per share.
The fair value of this stock issuance was determined using the fair value of the Company’s common stock on the grant date, at a market quoted price of $.27. The difference between the fair market value and the conversion price of $.10 per share was recognized as loss on extinguishment of convertible debt.
http://www.sec.gov/Archives/edgar/da...3/form10-k.htm2 Patents For Hutech21 Co. Ltd:http://www.wipo.int/patentscope/sear...+Desc&maxRec=2
1. WO WO/2008/117973 -MICROWAVE REPEATER SYSTEM FOR WIRELESS NETWORK 02.10.2008 H04B 7/14 PCT/KR2008/001654 HUTECH21 CO., LTD. PARK, Tae-Hoan
A microwave repeater system for a wireless network is disclosed. The microwave repeater system includes a donor system having a donor RF unit and a donor M/W unit, a remote system having a remote M/W unit and a remote RF unit, and microwave antennas to convert and restore an IF or RF signal into a microwave band frequency. The microwave repeater system includes a VSWR measuring unit provided in the donor M/W unit or the remote M/W unit and checking coupling of a microwave antenna and operation of an antenna circuit, and a current detecting unit interrupting an electric current flowing in a concentric cable connecting the donor RF unit and the donor M/W unit or the remote M/W unit and the remote RF unit.
http://www.wipo.int/pctdb/en/wo.jsp?...DISPLAY=STATUS
2. WO WO/2008/117972 -M/W REPEATER USING COMPLEX FREQUENCY BAND 02.10.2008 H04B 7/14 PCT/KR2008/001653 HUTECH21 CO., LTD. PARK, Tae-Hoan
A microwave repeater system for multi-band signals is disclosed. A microwave repeater system for multi-band signals includes a donor system having a donor RF unit and a donor M/W unit and a remote system having a remote M/W unit and a remote RF unit to convert a communication signal between a base station and a mobile station to an IF or RF signal and an M/W signal. Each unit has a filter filtering a communication signal, an amplifier amplifying a signal up to a specific level, a multiplexer, and an MCU controlling the filter, the amplifier, and the multiplexer. The microwave repeater system includes a VCTCXO mounted to the remote M/W unit and controlled by a voltage, an FA DET circuit module mounted to the donor RF unit, converters mounted to the donor RF unit and the remote RF unit respectively, and feed forward circuit modules mounted to the donor M/W unit and the remote M/W unit respectively.
The float might be as low as 8.9 million according to the Apr 2010 10-K:
The aggregate market value of the voting stock on April 14, 2010 (consisting of Common Stock, $0.0001 par value per share) held by non-affiliates was approximately $1,968,379 based upon the most recent sales price ($.22) for such Common Stock on said date, April 14, 2010. On April 14, 2010, there were 54,787,026 shares of our Common Stock issued and outstanding, of which approximately 8,947,179 shares were held by non-affiliates.
http://www.sec.gov/Archives/edgar/da...3/form10-k.htm 
